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Beginning and Intermediate Algebra

Sherri Messersmith

Chapter 3

Linear Equations and Inequalities - all with Video Answers

Educators


Section 1

Solving Linear Equations Part I

00:25

Problem 1

Identify each as an expression or an equation. $$7 t-2=11$$

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00:30

Problem 2

Identify each as an expression or an equation. $$\frac{3}{4} k+5(k-6)=2$$

Caleb Elmore
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00:28

Problem 3

Identify each as an expression or an equation. $$8-10 p+4 p+5$$

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00:38

Problem 4

Identify each as an expression or an equation. $$9(2 z-7)+3 z$$

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00:53

Problem 5

Can we solve $3(c+2)+5(2 c-5) ?$ Why or why not?

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00:38

Problem 6

Can we solve $3(c+2)+5(2 c-5)=-6 ?$ Why or why not?

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04:18

Problem 7

Which of the following are linear equations in one variable? a) $y^{2}+8 y+15=0$ b) $\frac{1}{2} w-5(3 w+1)=6$
c) $\quad 8 m-7+2 m+1$ d) $0.3 z+0.2=1.5$

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04:12

Problem 8

Which of the following are linear equations in one variable? $$\text {a)} -7 p=0\quad \text{b)} -2=5 g-4+g+10+3 g-1\quad \text{c)} 9 x+4 y=3\quad \text{d)} 10-6(4 n-1)+7$$

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00:47

Problem 9

Determine if the given value is a solution to the equation. $$a-4=-9 ; a=5$$

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01:06

Problem 10

Determine if the given value is a solution to the equation. $$2 d+1=13 ; d=-6$$

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01:13

Problem 11

Determine if the given value is a solution to the equation. $$-8 p=12 ; p=-\frac{3}{2}$$

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01:50

Problem 12

Determine if the given value is a solution to the equation. $$15=21 m ; m=\frac{5}{7}$$

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01:49

Problem 13

Determine if the given value is a solution to the equation. $$10-2(3 y-1)+y=-8 ; y=4$$

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01:33

Problem 14

Determine if the given value is a solution to the equation. $$-2 w+9+w-11=-1 ; w=-3$$

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01:00

Problem 15

Solve and check each equation. $$r-6=11$$

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01:00

Problem 16

Solve and check each equation. $$c+2=-5$$

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00:53

Problem 17

Solve and check each equation. $$b+10=4$$

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00:57

Problem 18

Solve and check each equation. $$x-3=9$$

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01:31

Problem 19

Solve and check each equation. $$-16=k-12$$

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00:57

Problem 20

Solve and check each equation. $$8=t+1$$

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02:24

Problem 21

Solve and check each equation. $$a+\frac{5}{8}=\frac{1}{2}$$

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03:10

Problem 22

Solve and check each equation. $$w-\frac{3}{4}=-\frac{1}{6}$$

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00:58

Problem 23

Solve and check each equation. $$3 y=30$$

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00:55

Problem 24

Solve and check each equation. $$2 n=8$$

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01:13

Problem 25

Solve and check each equation. $$-5 z=35$$

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01:18

Problem 26

Solve and check each equation. $$-8 b=-24$$

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01:32

Problem 27

Solve and check each equation. $$-56=-7 v$$

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01:07

Problem 28

Solve and check each equation. $$-54=6 m$$

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00:53

Problem 29

Solve and check each equation. $$\frac{a}{4}=12$$

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01:03

Problem 30

Solve and check each equation. $$\frac{w}{5}=4$$

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01:20

Problem 31

Solve and check each equation. $$-6=\frac{k}{8}$$

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01:20

Problem 32

Solve and check each equation. $$30=-\frac{x}{2}$$

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01:20

Problem 33

Solve and check each equation. $$\frac{2}{3} g=-10$$

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01:20

Problem 34

Solve and check each equation. $$\frac{7}{4} r=42$$

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01:46

Problem 35

Solve and check each equation. $$-\frac{5}{3} d=-30$$

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01:12

Problem 36

Solve and check each equation. $$-\frac{1}{8} h=3$$

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01:18

Problem 37

Solve and check each equation. $$\frac{11}{15}=\frac{1}{3} y$$

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01:37

Problem 38

Solve and check each equation. $$-\frac{5}{6}=-\frac{4}{9} x$$

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01:30

Problem 39

Solve and check each equation. $$0.5 q=6$$

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00:54

Problem 40

Solve and check each equation. $$0.3 t=3$$

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00:42

Problem 41

Solve and check each equation. $$-w=-7$$

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00:42

Problem 42

Solve and check each equation. $$-p=\frac{6}{7}$$

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00:41

Problem 43

Solve and check each equation. $$-12 d=0$$

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00:43

Problem 44

Solve and check each equation. $$4 f=0$$

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01:26

Problem 45

Solve and check each equation. $$3 x-7=17$$

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01:12

Problem 46

Solve and check each equation. $$2 y-5=3$$

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01:26

Problem 47

Solve and check each equation. $$7 c+4=18$$

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01:28

Problem 48

Solve and check each equation. $$5 g+19=4$$

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01:14

Problem 49

Solve and check each equation. $$8 d-15=-15$$

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01:15

Problem 50

Solve and check each equation. $$-3 r+8=8$$

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01:09

Problem 51

Solve and check each equation. $$-11=5 t-9$$

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01:08

Problem 52

Solve and check each equation. $$4=7 j-8$$

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01:17

Problem 53

Solve and check each equation. $$10=3-7 y$$

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01:08

Problem 54

Solve and check each equation. $$-6=9-3 p$$

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01:14

Problem 55

Solve and check each equation. $$\frac{4}{9} w-11=1$$

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01:30

Problem 56

Solve and check each equation. $$\frac{5}{3} a+6=41$$

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01:31

Problem 57

Solve and check each equation. $$\frac{10}{7} m+3=1$$

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01:21

Problem 58

Solve and check each equation. $$\frac{9}{10} x-4=11$$

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02:02

Problem 59

Solve and check each equation. $$-\frac{1}{6} z+\frac{1}{2}=\frac{3}{4}$$

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02:14

Problem 60

Solve and check each equation. $$\frac{3}{5}-\frac{2}{3} k=1$$

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02:04

Problem 61

Solve and check each equation. $$5-0.4 p=2.6$$

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02:06

Problem 62

Solve and check each equation. $$1.8=1.2 n-7.8$$

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02:01

Problem 63

Solve and check each equation. $$10 v+9-2 v+16=1$$

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01:59

Problem 64

Solve and check each equation. $$-8 g-7+6 g+1=20$$

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02:18

Problem 65

Solve and check each equation. $$5-3 m+9 m+10-7 m=-4$$

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02:04

Problem 66

Solve and check each equation. $$t-12-13 t-5+2 t=-7$$

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02:34

Problem 67

Solve and check each equation. $$5=-12 p+7+4 p-12$$

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02:04

Problem 68

Solve and check each equation. $$12=9 y+11-3 y-7$$

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01:48

Problem 69

Solve and check each equation. $$2(5 x+3)-3 x+4=-11$$

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01:52

Problem 70

Solve and check each equation. $$6(2 c-1)+3-7 c=42$$

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01:53

Problem 71

Solve and check each equation. $$-12=7(2 a-3)-(8 a-9)$$

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02:02

Problem 72

Solve and check each equation. $$20=5 r-3+2(9-3 r)$$

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