7th Grade Math Review

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

How do you find the cost of one item when given the total cost and quantity?

Back

Divide the total cost by the number of items.

Front

Solve the equation: -6x - 6 = -12

Back

x = 1

Front

What does the inequality 22 < 6c + 4 represent?

Back

It represents that 6c + 4 is greater than 22.

Front

What is the constant of proportionality?

Back

It is the constant value that relates two proportional quantities.

Front

If 4/8 = x/16, what is x?

Back

x = 8

Front

What is the formula for finding the area of a rectangle?

Back

Area = length × width.

Front

What is the formula for finding the perimeter of a rectangle?

Back

Perimeter = 2(length + width).

Front

What is the difference between a variable and a constant?

Back

A variable can change, while a constant remains the same.

Front

What is the slope of a line?

Back

The slope is the ratio of the rise (change in y) to the run (change in x).