Question

Evaluate d – (–3.5) when d = 2.74.

A.
–6.24

B.
–0.76

C.
0.76

D.
6.24

Answer 1

The answer is D because -

Answer 2

thanks but explain

Answer 3

When you replace the D with 2.74 you get:
2.74 – (–3.5)

Answer 4

You can take both of the negative signs, and turn them into an addition signs, when you subtract a positive from a negative.

Answer 5

Making it 2.74 + 3.5

Answer 6

And if you do the math:
2.74 + 3.5 = 6.4

Answer 7

6.24*