Answer:
a = 8
Step-by-step explanation:
8 + 3 + 1 - 4 = 3a - 2a
8 = a
a = 8
I hope this helps a little bit.
Answer:
the 1st one
Step-by-step explanation:
i hope its right
sorry if worng
Answer:
0
Step-by-step explanation:
Answer:
its 216
Step-by-step explanation:
when it's one the edge the arc is double the angle
Answer:
9(x + 2) = x - 6
9x+18=x-6
9x-x=-18-6
8x=-24
x=-24/8=-3 is your answer