Question

2.

Which of these expressions is equivalent to -2(x - 5)?
A.
-2x – 5
B.
- 2x + 5
C.
-2x + 10
-2x – 10
D.

Answer 1

-2x+10

Explanation:

-2(x-5)

= -2x +10 { multiplying equation by -2}

Note:

(-)×(-) = (+)

(+) × (+) = (+)

(-) × (+) = (-)

(+) × (-) = (-)

Answer 2

C.

Explanation:

Evalute -2(x-5)

-2x+10