Respuesta :
Answer:
34
Step-by-step explanation:
2b + 7z when b = 3, z = 4
2*3 = 6
7*4 = 28
28 + 6 = 34
Hope this helps!
basically you just plug it in!! so since B is 3, replace 2B as 2(3) and same with Z. That would make the equation
2(3)+7(4)
| |
6 + 28
34
2(3)+7(4)
| |
6 + 28
34