Respuesta :
Answer:
For b = 7, the expression equals 15.
Step-by-step explanation:
6b + 8 - 5b
Substitute the variable b = 7.
6(7) + 8 - 5(7)
Multiply.
42 + 8 - 35
Add.
50 - 35
Subtract.
15.
Answer:
15
Step-by-step explanation:
6 × 7 = 42
5 × 7 = 35
42 + 8 - 35 = 15