I believe it’s B.) sorry if I’m wrong!!!!
Remember to distribute invibile -1
simlify 2nd part
-(a^2-3a+7)=-1(a^2-3a+7)=-a^2+3a-7
now we have
3a^2+2a-2-a^2+3a-7=
3a^2-a^2+2a+3a-2-7=
2a^2+5a-9
You put 6 on one side then equal it to 9 with at variable of "X" with it multiplied by 3 to make the thing an equation
Answer:
D
Step-by-step explanation:
Extending answer to be able to send.
