Question

Thirty-one plus three times a number is seventy-six.

Helppp.

Answer 1

31+3x= 76
-31. -31
3x=45
divide by 3
15x

Answer 2

15

Explanation:

Pretend a is the number.

We have: 31 + 3a = 76

=> 3a = 76 - 31 = 45

=> a = 45/3

=> a = 15