Review Test in Math 7 (4th Quarter)

Front

What is the solution to the equation 4n - 12 = 4?

Back

n = 4

Front

How is 'Twice the sum of a number and twelve' represented in symbols?

Back

2(x + 12)

Front

What is the solution to the equation 2x + 3 = 15?

Back

x = 6

Front

What best describes an algebraic expression?

Back

A combination of numbers and operations.

Front

What property of equality is shown by 'If x = 7 then x + 3 = 10'?

Back

Substitution Property.

Front

What is an algebraic expression?

Back

An expression that contains numbers, variables, and operations.

Front

What is the value of x in the equation 3x - 9 = 0?

Back

x = 3

Front

How do you express 'the product of a number and 5 decreased by 2' in symbols?

Back

5x - 2

Front

What is the solution to the equation 5x + 10 = 35?

Back

x = 5

Front

What does the term 'variable' mean in mathematics?

Back

A symbol used to represent an unknown value.