Question

Evaluate m – n when m = 3.4 and n = –8.7.

a. –12.1
b. –5.3
c. 5.3
d. 12.1

Answer 1

m(3.4) - n(-8.7)

First, substitute in your numbers for m and n. / Your problem should look like:
`m(3.4) - n(-8.7)`
Second, subtract 3.4 - -8.7. / Your problem should look like: 12.1

Answer: 12.1 (D)