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

Solve for x: x/3 + 5 = -1

Back

x = -18

Front

What is the first step to solve the equation 11 = 3z + 5?

Back

Subtract 5 from both sides to isolate the term with the variable.

Front

Solve for z: 11 = 3z + 5

Back

z = 2

Front

What does it mean to isolate a variable in an equation?

Back

To isolate a variable means to get the variable alone on one side of the equation.

Front

Solve for s: 2s - 4 = 6

Back

s = 5

Front

What is the second step to solve the equation 7k - 14 = 42?

Back

Add 14 to both sides, then divide by 7.

Front

Solve for k: 7k - 14 = 42

Back

k = 8

Front

What is the purpose of checking your solution in an equation?

Back

To verify that the solution satisfies the original equation.

Front

Solve for b: 11b + 7 = 40

Back

b = 3