Answer:
28
Step-by-step explanation:
Explaination:
3(2x+5)=3 6x+15 = 3 6x = -12 x =-2
9+9x=2x+2 9x-2x= 2-9 7x= -7 x=-1
Answer: 86
the answer would be x=9
15
proof on pic......................
