step 1 So here we have 13 t plus 9 is equal to 12 t plus 9 and we want to solve this. Now to solve us,

13 t+9=12 t+9 | Numerade

Name: Problem 56, Chapter 2: Beginning and Intermediate Algebra
Uploaded: 2022-02-12T16:38:55-08:00
Duration: 36 s
Channel: Christopher Stanley
Description: 13 t+9=12 t+9

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Key Concepts

Linear Equations

A linear equation is an algebraic statement that shows the equality between two expressions, where each expression is a linear combination of variables and constants. Solving these equations involves finding the value of the variable that makes the entire statement true.

Combining Like Terms

Combining like terms refers to the process of simplifying an algebraic expression by adding or subtracting coefficients of similar variable terms. This step is essential in reducing the complexity of an equation before isolating the variable.

Properties of Equality

The properties of equality state that performing the same operation on both sides of an equation does not change its solution. These properties, including addition, subtraction, multiplication, and division, are fundamental in manipulating and solving equations.

Isolation of Variable

Isolation of the variable is a strategy used to solve equations by rearranging the equation so that the variable of interest appears on one side by itself. This process typically involves applying inverse operations to both sides of the equation.

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