(x^2+8x-7)(9x^2-8x+8)=

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Solution for (x^2+8x-7)(9x^2-8x+8)= equation: 


Simplifying
(x2 + 8x + -7)(9x2 + -8x + 8) = 0

Reorder the terms:
(-7 + 8x + x2)(9x2 + -8x + 8) = 0

Reorder the terms:
(-7 + 8x + x2)(8 + -8x + 9x2) = 0

Multiply (-7 + 8x + x2) * (8 + -8x + 9x2)
(-7(8 + -8x + 9x2) + 8x * (8 + -8x + 9x2) + x2(8 + -8x + 9x2)) = 0
((8 * -7 + -8x * -7 + 9x2 * -7) + 8x * (8 + -8x + 9x2) + x2(8 + -8x + 9x2)) = 0
((-56 + 56x + -63x2) + 8x * (8 + -8x + 9x2) + x2(8 + -8x + 9x2)) = 0
(-56 + 56x + -63x2 + (8 * 8x + -8x * 8x + 9x2 * 8x) + x2(8 + -8x + 9x2)) = 0
(-56 + 56x + -63x2 + (64x + -64x2 + 72x3) + x2(8 + -8x + 9x2)) = 0
(-56 + 56x + -63x2 + 64x + -64x2 + 72x3 + (8 * x2 + -8x * x2 + 9x2 * x2)) = 0
(-56 + 56x + -63x2 + 64x + -64x2 + 72x3 + (8x2 + -8x3 + 9x4)) = 0

Reorder the terms:
(-56 + 56x + 64x + -63x2 + -64x2 + 8x2 + 72x3 + -8x3 + 9x4) = 0

Combine like terms: 56x + 64x = 120x
(-56 + 120x + -63x2 + -64x2 + 8x2 + 72x3 + -8x3 + 9x4) = 0

Combine like terms: -63x2 + -64x2 = -127x2
(-56 + 120x + -127x2 + 8x2 + 72x3 + -8x3 + 9x4) = 0

Combine like terms: -127x2 + 8x2 = -119x2
(-56 + 120x + -119x2 + 72x3 + -8x3 + 9x4) = 0

Combine like terms: 72x3 + -8x3 = 64x3
(-56 + 120x + -119x2 + 64x3 + 9x4) = 0

Solving
-56 + 120x + -119x2 + 64x3 + 9x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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