Answer:
5x-7
Step-by-step explanation:
First, combine like terms
12x and -7x combine to 5x
-5 and -2 combine to -7
The answer would be 5x-7 since there is no way to solve for x without it being an equation
Answer: 5x - 7
subtract:
12x - 7 - 7x
combine like terms:
5x - 7
