3(x + 7) = 57 |÷3
x + 7 = 57/3
x + 7 = 19 |-7
x = 19 - 7
x = 12
Answer:
I'm like 99.8 percent sure it's b5
A
Step-by-step explanation:
because it is what i think its rright correct me!
16
47.2 miles per hour
472 miles/ 10 hours= 47.2
