One Step Equations

Front

What is a symbol for an unknown value, usually represented by a letter (such as a, x, or y)?

Back

Variable

Front

What is a mathematical sentence stating that two expressions are equal?

Back

Equation

Front

Model the situation: Marcus needs to sell 25 tickets to a fundraiser by Friday. He has sold 9 tickets. How many tickets does he still need to sell?

Back

t + 9 = 25

Front

Solve the equation: 3x = 27.

Back

x = 9

Front

Model the situation: Last week, Tina worked 35 hours in 5 days. How many hours did she work each day?

Back

5h = 35

Front

What is the term for a number that does not change and is used in equations?

Back

Constant

Front

What is a number that is multiplied by a variable in an expression?

Back

Coefficient

Front

What is the process of finding the value of a variable that makes an equation true?

Back

Solving an equation

Front

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

Back

Subtract 5 from both sides.

Front

What is the solution to the equation 2x = 10?

Back

x = 5