Question

Evaluate the expression when r = 8.2 and s = –3.7.

r – 2s

A.
–22.94

B.
0.8

C.
4.5

D.
15.6

Answer 1

D

Answer 2

i asnwered in your other post
r - 2s
replace r with 8.2 and s with -3.7
8.2 - 2(-3.7)
8.2 + 7.4
15.6 is your answer

Answer 3

\[r-2s\]
\[8.2-2(-3.7)\]
\[8.2-(-7.4)\] =15.6