Answer:
I think it is 8
Step-by-step explanation:
I did the math on paper
B would have to equal 9 and a should equal -2 to get 0
Answer:12
Step-by-step explanation:
4x - 10= 3x+2 add 10= 4x = 3x+12 subtract 3x=1x 1x=12 divide 12 by 1=12 should be 12 sorry if I got it wrong...