Virginia Algebra 1 SOL quiz

Which graph below represents a direct variation?

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Using the distributive property, simplify this expression.

• 12y+7

• 35y+10

• 35y+2

Which of the following binomials is a factor of x²-x-6

• (x-1)

• (x-2)

• (x-3)

• (x-6)

• all of the answers are in simplest form

• x√50y and

  √12x³y⁴

• √12x³y⁴ and 64√x

• 64√x and 7x²y√ 2xy

What is equivalent to ∛48 in simplest terms?

• 16

• 24

• 2∛6

• 6∛2

What is the value of √128

• 64√2

• 8√2

• 4√8

Which is a factor of 2x²-5x-42

• (2x-7)

• (2x-6)

• (x-6)

• (x-7)

What is the value of -2|n+6| when n=-15. Hint: change n into an x.

on desmos enter it like: f(x)=-2|x+6|, next line, f(-15).

• -18

• 18

• 42

• -42

Which graph below best represents 4x+5y=-20

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Given the equation 180=2x+y, which equation below can be used to find x? (hint...DESMOS!!!)

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