Question

twice the difference of a number and 7 is equal to three times the sum of the number and 4 find the number

Answer 1

-26

Explanation:

Let n represent the number.

2(n -7) = 3(n +4)

2n -14 = 3n +12 . . . . eliminate parenthses

-26 = n . . . . . . . . . . . add -2n-12

The number is -26.