Question

Simplify.

–10.5 – (–5.3) + 20.2

A.
–36

B.
36

C.
–4.4

D.
15

Answer 1

–10.5 – (–5.3) + 20.2
steps:
1) -10.5+5.3+20.2
2)-10.5+5.3 = -5.2
3) -5.2 +20.2 = 15
answer = 15

Answer 2

Hey welcome to Openstudy ;)
−10.5−(−5.3)+20.2
−5.2+20.2
15

Answer 3

At sunrise, the temperature was 1.6°C. During the day, the temperature rose 4.2°C and then fell 7.6°C.

What was the final temperature?

A.
–10.2°C

B.
–1.8°C

C.
5.0°C

D.
13.4°C

Answer 4

Make a new post hun :)