One Step Equations

Front

To solve an equation, the goal is to __________ the variable on one side.

Back

Isolate

Front

A mathematical sentence stating that two expressions are equal is called an __________.

Back

equation

Front

What equation matches this situation? Robyn had some video games then bought 4 more. Now she has a total of 10 games.

Back

v + 4 = 10

Front

Solve the equation: 3x = 27.

Back

x = 9

Front

Which choice models this situation? Marcus needs to sell 25 tickets to a fundraiser by Friday. So far, he has sold 9 tickets. How many tickets does he still need to sell?

Back

t + 9 = 25

Front

What is a variable in an equation?

Back

A symbol that represents an unknown value.

Front

What does it mean to isolate a variable?

Back

To get the variable alone on one side of the equation.

Front

What is the first step in solving the equation: x + 5 = 12?

Back

Subtract 5 from both sides.

Front

If 2x = 10, what is the value of x?

Back

x = 5

Front

What is the inverse operation of addition?

Back

Subtraction