When you combine like terms you would get
2x^3+13x^2+26x+16
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Angle G is 144 degrees because it makes a linear pair with angle 36
2x^2 - 8 = 0
2x^2 = 8
x^2 = 8/2 = 4
x = sqrt(4) = 2 or -2
Answer:B 29.16
10% off of 30 is 3.
Subtract 3
27+8%=29.16
29.16 is the answer
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