Two 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 the reverse order of operations.

Front

Solve: 2d + 7 = 9

Back

d = 1

Front

Solve: 7k - 14 = 42

Back

k = 8

Front

Solve: 11 = 3z + 5

Back

z = 2

Front

Solve: -5t + 9 = 24

Back

t = -3

Front

Solve: 4x + 22 = -34

Back

x = -14

Front

What is the first step to solve the equation 3x + 5 = 20?

Back

Subtract 5 from both sides to get 3x = 15.

Front

What is the second step to solve the equation 3x = 15?

Back

Divide both sides by 3 to get x = 5.

Front

What does it mean to 'balance' an equation?

Back

Balancing an equation means keeping both sides equal by performing the same operation on both sides.