7th Grade End of Year Test Review

Front

Which expression is equivalent to the algebraic expression 3(–2x – 1)?

Back

-6x - 3

Front

What is the constant of proportionality in a proportional relationship?

Back

The constant of proportionality is the ratio between two quantities that remain constant as they change. In this case, it is 8.

Front

Solve the equation: 9.331 - (-4.71) = ?

Back

14.041

Front

What is the solution of the inequality x - 26 > 65?

Back

x > 91

Front

A sprinter runs 400 meters in 54 seconds. What is the runner’s average running rate in meters per second?

Back

7.4 meters per second

Front

What is the formula for calculating average speed?

Back

Average speed = Total distance / Total time.

Front

Define a variable in mathematics.

Back

A variable is a symbol used to represent an unknown value in mathematical expressions or equations.

Front

What does it mean for two expressions to be equivalent?

Back

Two expressions are equivalent if they have the same value for all values of the variables.

Front

What is the process of solving an equation?

Back

The process of solving an equation involves finding the value of the variable that makes the equation true.

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or not equal to the other.