Answer: 2
Step-by-step explanation:

Answer: a =3c-15b
b = c/5-a/15
Step-by-step explanation:
Let x be the number
2x - 7 + 5x
=7x-7
A=-2 for both sides. So when applied, you’ll get -23=-23
Answer:
-8a times 1/9
Step-by-step explanation:
This can be thought of as -8a/1 times 1/9. (1/9 is the reciprocal of 9, so were just pulling the fraction apart)