Question

Which of the following expressions is not equivalent to -4.5x-8

A. (8)(-4.5)
B. 8x4.5
C. -8x -4.5
D. (4.5)(8)​

Answer 1

ANSWER

A. (8)(-4.5)

EXPLANATION

The given expression is

$- 4.5 \times - 8$

We evaluate this to obtain:

$- 4.5 \times - 8 = 36$

For option A

$(8) \times - 4.5 = - 36$

For option B

$8 \times 4.5 = 36$

For option C,

$- 8 \times - 4.5 = 36$

For option D

$(4.5)(8) = 36$

The odd one is option A.

The correct answer is A.

Answer 2

A because it would become negative while the rest become positive.