



<em>so it's equal to:</em>

<h3><em>
Hope I helped you!</em></h3><h3><em>
Success!</em></h3>
<em>by a random romanian guy</em>
Answer:
V=87.92
Step-by-step explanation:
v=bh,V=3.14*2*2*7
3.14 that is the answer i divided 22 by 7 <span />
3x -1 = 11
3x = 11 + 1
3x = 12
x = 4
I take it by, x2 + x, you mean 2x + x, since x = 4, then
2x + x = 2(4) + (4) = 8 + 4 =12