Question

0.7c - 2.1d
c= 13, d = 2
0.7c - 2.1d=

Answer 1

4.9

Explanation:

Plug in 13 and 2 for each variable separately to get 0.7(13) - 2.1(2). 0.7 multiplied by 13 equals to 9.1 and 2.1 multiplied by 2 equals 4.2. Subtract 4.2 from 9.1 to get your final answer which is 4.9.