Question 1

Rewrite the expression by factoring out the GCF: $-4y-8$

Accepted Answer

$-4(y+2)$

Answer

$-4(y-2)$

Answer

$-4y(y+4)$

Answer

$4(y+4)$

Question 2

Rewrite the expression by factoring out the GCF: $-5p^{2}+30pq$

Accepted Answer

$-5p (p-6q)$

Answer

$-5p^{2} (p-6)$

Answer

$5p (p+6q)$

Answer

$-5 (p^{2}-6q)$

Question 3

Simplify the expression by combining like terms: $12x+7x$

Accepted Answer

$19x$

Answer

$19x^{2}$

Answer

$84x$

Answer

$84$

Question 4

Simplify the expression by combining like terms: $2m-3m+4$

Accepted Answer

$-m+4$

Answer

$3m$

Answer

$9m$

Answer

$5m+4$

Question 5

Determine if the expressions are equivalent by evaluating $\frac{3}{4} (x+5)$ and $\frac{3}{4}x $+ $\frac{5}{4}$ when $x=4$

Accepted Answer

No, the expressions are not equivalent.

Answer

Yes, the expressions are equivalent.

Question 6

Simplify the expression: (${3}\frac{1}{5}$)(${-1}\frac{1}{2}$) + (${3}\frac{1}{5}$)(${-4}\frac{1}{2}$)

Accepted Answer

${-19}\frac{1}{5}$

Answer

${12}\frac{2}{5}$

Answer

${19}\frac{1}{5}$

Answer

${-4}\frac{4}{5}$ + ${-14}\frac{2}{5}$

Question 7

Simplify the expression: $5(x+2)+2$

Accepted Answer

$5x+12$

Answer

$5x+9$

Answer

$5x-12$

Answer

$5x+20$

Question 8

Simplify the expression: $8x+2(x-1)+6$

Accepted Answer

$10x+4$

Answer

$8x-5$

Answer

$10x+8$

Answer

$10x-4$

Question 9

Simplify the expression: $-x-x-x-x$

Accepted Answer

$-4x$

Answer

$4x$

Answer

$x^{4}$

Answer

$-x^{4}$

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