Answer:
22.5
Step-by-step explanation:
y = 8
y + y + 2 = 18
2y + 2 = 18
<u> -2 -2 </u> (+ 2 and - 2 cancel out each other)
<u> 2y </u> = <u>16</u>
2 2
No problem it's just C
Answer: a
10
=
524288
Step-by-step
explanation: