Question

HURRRYYYY

Evaluate the following expression: 7 + 3b + 4b use a=3 and b=5

Answer 1

222222222222224.705876

Answer 2

42

Explanation:

You would substitute B where is needs to go, 7 + 3(5) + 4(5). First multiply 3 x 5 to get 15, and then multiply 4 x 5 to get 20, 7 + 15 + 20. 7 + 15 = 22 + 20 = 42. I hope this helps.