Twice the difference of a number and 4 is equal to three times the sum of the number and 5
number - N
find the number
2(N - 4) = 3(N + 5)
2N - 8 = 3N + 15
-15 - 8 = 3N - 2N
- 23 = N
Check
2(N - 4) = 3(N + 5)
2(-23 - 4) = 3(-23 + 5)
2(-27) = 3(-18)
-54 = -54