2024 Pre Algebra 7 Final Review

Front

Simplify the expression: -7x + 5(1 - 8x)

Back

5 - 47x

Front

If the scale is 1 inch : 2 feet, how long is an air hockey table that is 5 inches in the drawing?

Back

10 Feet

Front

What is the temperature change of ice cream that was -32 degrees and warmed by 17 degrees?

Back

-15 degrees

Front

Combine like terms: 5a + 2b - 3a + 4

Back

2a + 2b + 4

Front

What is the unit rate per ounce for a box of cereal that costs $3.59 for 30 oz?

Back

12 cents

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What does it mean to simplify an expression?

Back

To reduce it to its simplest form by combining like terms.

Front

What is the distributive property?

Back

a(b + c) = ab + ac, distributing a across the terms in parentheses.

Front

What is a scale drawing?

Back

A drawing that represents an object proportionally smaller or larger than its actual size.

Front

What are like terms?

Back

Terms that have the same variable raised to the same power.