2 step equations

Front

What is a two-step equation?

Back

A two-step equation is an algebraic equation that requires two operations to solve for the variable.

Front

How do you isolate a variable in a two-step equation?

Back

To isolate a variable, perform the inverse operations in reverse order: first eliminate the constant term, then the coefficient of the variable.

Front

Solve for c: 9c + 1 = 10

Back

c = 1

Front

Back

x = 18

Front

Back

n = 132

Front

Solve for a: 7a + 13 = 27

Back

a = 2

Front

Back

x = 5

Front

What is the first step to solve the equation 5x + 3 = 18?

Back

Subtract 3 from both sides to isolate the term with the variable.

Front

What does it mean to perform the inverse operation?

Back

An inverse operation is the opposite of a given operation, such as addition and subtraction or multiplication and division.

Front

If you have the equation 2x - 4 = 10, what is the first step to solve for x?

Back

Add 4 to both sides to start isolating x.