Pre algebra finale review practice

Front

What is the product of x and sixteen?

Back

16x

Front

How do you express 'Ten decreased by four times a number' in algebraic form?

Back

10 - 4x

Front

What is the ratio of girls to boys in a class with 16 boys and 32 girls?

Back

Front

If Daniel downloaded 375 songs and 24% were free, how many songs did he download for free?

Back

90 free songs

Front

Solve for x: 5x + 9 - x = 13

Back

x = 1

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

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.

Front

What is the definition of a ratio?

Back

A comparison of two quantities by division.