8x - 2 - 7 x = -9 what is the answer
8x - 2 -7 x = -98(-9) - 2 - 7-72 - 2 -7 -72 - 9-81 is the answer
8x-2-7 is the equation. If x= 9, then just substitute x for 9. Like this:72-2-7So the answer is 63
