Answer:
The number is -18
Step-by-step explanation:
If i understand the question, we can write an equation to solve:
5x - 18 - 4x = -36
x - 18 = -36 --- combine like terms
x = -18 --- add 18 to both sides
Check the answer:
5(-18) - 18 - 4(-18)
-36 = -36
Answer is correct
