Expressions and Their Solutions

What are the solutions to the equation x²-4x=32

• -16 or 2

• -8 or 4

• -4 or 8

• 4 or 16

Tags

CCSS.HSA-REI.B.4B

Solve: x² + 3x - 18 = 0

• x = -3 and x = 6

• x = 3 and x = -6

• x = -9 and x = 2

• x = 9 and x = -2

Tags

CCSS.HSA-REI.B.4B

x² + 11x + 24

• (x + 6)(x + 4)

• (x + 12)(x + 2)

• (x - 8)(x - 3)

• (x + 8)(x + 3)

State which one of the following is a quadratic expressions?

• - 5h

• 2b² + a²

• 7s²

• 3x - 10

Match the following expressions to their equivalent expressions.

• 7+4

• 4-7

• 4+(-7)

• 7-(-4)

• -4-7

• -7+4

• 4+7

• -4+(-7)

• -7-(-4)

• 4-(-7)

Tags

CCSS.7.NS.A.1B

Which addition expression is equivalent to −9.5 − (−18)?

• 9.5  +  18

• −9.5  +  18

• 9.5 +  (−18)

• −9.5  +  (−18)

Tags

CCSS.7.NS.A.1D

Is the answer positive, negative, or zero?

−7 − 4 + 10

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.1D

Is the answer positive, negative, or zero?

−3 + 8 + (−2)

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.1C

Is the answer positive, negative, or zero?

20 + (−5) + (−4)

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.1C

Kendall earned 40 coins while playing the first level of a video game. In the second level, she lost 59 coins. Which expression can be used to find how many coins Kendall had after playing the first two levels of her video game?

• 40  +  (−59)

• 40  −  (−59)

• −40  +  59

• −40  −  59

Tags

CCSS.7.NS.A.1C