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

Solve for c: 3c + 5 = 23

Back

c = 6

Front

Solve for x: x/5 - 13 = 20

Back

x = 165

Front

Solve for x: 2x + 6 = 14

Back

x = 4

Front

True or False: In the equation 4y - 9 = -36, y = -4.

Back

False

Front

Write an equation: 331 students went on a field trip. Six buses were filled and 7 students traveled in cars. How many students were in each bus?

Back

331 = 6x + 7

Front

What is the first step to solve the equation 2x + 6 = 14?

Back

Subtract 6 from both sides.

Front

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

Back

Isolating the variable means to manipulate the equation so that the variable is on one side and all other terms are on the other side.

Front

What is the solution to the equation 5x - 10 = 0?

Back

x = 2

Front

How do you check if your solution to an equation is correct?

Back

Substitute the solution back into the original equation to see if both sides are equal.