REVIEW TEST g7

Convert 66 inches into feet.

• 4.5 ft.

• 5 ft.

• 5.5 ft.

• 6 ft.

Find the value of 13x if x = -7

• 19

• 91

• -19

• -91

What is the value of 5x² + 3 when x = 0?

• 3

• -3

• 6

• -6

The product of 5𝑥²𝑦⁵ and a certain monomial is 45𝑥⁷𝑦⁹𝑧². What is the missing factor?

• 9𝑥⁹𝑦¹⁴𝑧²

• 9𝑥⁵𝑦²𝑧²

• 9𝑥⁵𝑦⁴𝑧²

• 9𝑥⁵𝑦⁴

Which of the following is the quotient when (𝑥²+8𝑥+16) is divided by (𝑥+4)?

• 𝑥+4

• 𝑥-4

• 10𝑥²−5𝑥−3

• 10𝑥²-5𝑥+3

• 10𝑥²−𝑥−3

• 10𝑥²+𝑥−3

Which of the following is a linear equation in one variable?

• 3x - 4 < 2

• 5x - 4 = 12

• 8x - 6 = 2y

• A.   10x + 30

Which of the following is a linear inequality in one variable?

• 3x - 4 < 2

• 5x - 4 = 12y

• 8x - 6 = 2y

• 10x + 30

It is a mathematical sentence which states that the two expressions are unequal.

• Equation

• Equivalent

• Expression

• Inequality

It is a statement in which two expressions, at least one containing the variable are equal.

• Equation

• Equivalent

• Expression

• Inequality