7th Grade Math: 1st Semester Review

Front

Which is NOT a word phrase for x + 2?

Back

The product of x and 2.

Front

Solve for n: 3 + 9n = 21

Back

n = 2.

Front

If fingernails grow about 1.5 inches per year, how long would it take to grow nails 36 inches long?

Back

It would take 24 years.

Front

Evaluate 6m + 2 for m = -1.

Back

The result is -4.

Front

Which of the following equations represents a proportional relationship? 4/8 = 15/30

Back

This equation represents a proportional relationship.

Front

What is the definition of a variable in mathematics?

Back

A symbol used to represent an unknown value.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What does it mean for two quantities to be proportional?

Back

They maintain a constant ratio to each other.

Front

What is the value of x in the equation 2x + 3 = 11?

Back

x = 4.

Front

What is the definition of an equation?

Back

A mathematical statement that asserts the equality of two expressions.