Viewed Questions
Felecia left her home to visit her daughter driving $45 \mathrm{mph}$. Her husband waited for the dog sitter to arrive and left home twenty minutes $(1 / 3$ hour) later. He drove 55 mph to catch up to Felecia. How long before he reaches her?
Systems of Linear Equations
Solve Applications with Systems of…
A river cruise boat sailed 80 miles down the Mississippi River for four hours. It took five hours to return. Find the rate of the cruise boat in still water and the rate of the current.
In the following exercises, translate to a system of equations and solve the system. The sum of two numbers is negative sixteen. One number is seven times the other. Find the numbers.
A commercial jet can fly 868 miles in 2 hours with a tailwind but only 792 miles in 2 hours into a headwind. Find the speed of the jet in still air and the speed of the wind.
Questions asked
Kathleen Carty
Numerade educator
Solve the system by substitution.{2x−3y=12 −12y+8x=48 If there is one solution, type the answer as an ordered pair. If there is no solution, type ∅. If there are infinitely many solutions, type ∞.
Solve the system by substitution. {x−5y=134x−3y=1 Enter your answer as an ordered pair (x,y)
Solve the system by substitution. {x+y=6y=3x−2 Enter your answer as an ordered pair (x,y).
Bradley Duda
Solve the following system of equations. {x=y−2 −5x+3y=8
Solve the following system of equations. {x=−3y−7 2x+6y=−14
Solve the following system of equations. {x=6y+7 −x+7y=−9
Solve the following system of equations. {y=3x+5 −3x+y=5
Solve the following system of equations. {y=−2x+4 6x+3y=0