Question

if a=4, then 2a + 72.6 - a=

Answer 1

Substitute 4 for a.

2(4) + 72.6 - (4)
(8) + 72.6 - 4
=76.6

Answer would be 76.6

Answer 2

Answer:

76.6

Step-by-step explanation:

First replace all of the "a"s with 4

2(4)+72.6-(4)

Then multiply the 2 and 4

8+72.6-4

Lastly add

76.6