Answer:
The answer is 7.
Step-by-step explanation:
I have used an Online Algebra calculator to check my answer with so this answer is 100% correct.
PLEASE MARK BRAINLIEST.(THE CROWN ON THE LOWER RIGHT- HAND SIDE OF ANSWER.)
The answer is within the range of 0.1 - 0.9.
For example, 0.5 could be the answer.
(f-g)x= -x²+13x+13
Hope it helps you....