Math 7 - 4th Quarter Final Test

Which of the following is a variable?

• π

• 0.2

• 3

• y

What is the numerical coefficient of -2x?

• -2

• -x

• x

• -2x

What is the translation of (x+y)²?

• two numbers squared

• the square of the sum of two numbers

• the sum of the squares of two numbers

• a number added to the square of a number

Which expression is translated as a number diminished by 6?

• 6 - n

• n-6

• n/6

• 6/n

What is the value of x-1 if x = -1?

• -2

• 0

• 1

• 2

What do we call the process of finding the value of a given algebraic expression?

• evaluation

• substitution

• solution

• expression

What is the property of equality shown by the following statement? x=7, x+3=10

• addition

• substitution

• transitive

• reflexive

Which of the following equations is NOT a literal equation?

• 2πx = 5

• x + y =7

• m = n - 45

• x = 6 + zy

What do we call the number of times a base is multiplied by itself?

• base

• exponent

• exponential expression

• factor

24 less than a number equals 1. What is the number?

• -25

• -24

• 24

• 25