8x^2+11x-11=16-4x

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Solution for 8x^2+11x-11=16-4x equation: 


Simplifying
8x2 + 11x + -11 = 16 + -4x

Reorder the terms:
-11 + 11x + 8x2 = 16 + -4x

Solving
-11 + 11x + 8x2 = 16 + -4x

Solving for variable 'x'.

Reorder the terms:
-11 + -16 + 11x + 4x + 8x2 = 16 + -4x + -16 + 4x

Combine like terms: -11 + -16 = -27
-27 + 11x + 4x + 8x2 = 16 + -4x + -16 + 4x

Combine like terms: 11x + 4x = 15x
-27 + 15x + 8x2 = 16 + -4x + -16 + 4x

Reorder the terms:
-27 + 15x + 8x2 = 16 + -16 + -4x + 4x

Combine like terms: 16 + -16 = 0
-27 + 15x + 8x2 = 0 + -4x + 4x
-27 + 15x + 8x2 = -4x + 4x

Combine like terms: -4x + 4x = 0
-27 + 15x + 8x2 = 0

Factor a trinomial.
(-3 + -1x)(9 + -8x) = 0


Subproblem 1
Set the factor '(-3 + -1x)' equal to zero and attempt to solve:

Simplifying
-3 + -1x = 0

Solving
-3 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '3' to each side of the equation.
-3 + 3 + -1x = 0 + 3

Combine like terms: -3 + 3 = 0
0 + -1x = 0 + 3
-1x = 0 + 3

Combine like terms: 0 + 3 = 3
-1x = 3

Divide each side by '-1'.
x = -3

Simplifying
x = -3

Subproblem 2
Set the factor '(9 + -8x)' equal to zero and attempt to solve:

Simplifying
9 + -8x = 0

Solving
9 + -8x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-9' to each side of the equation.
9 + -9 + -8x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -8x = 0 + -9
-8x = 0 + -9

Combine like terms: 0 + -9 = -9
-8x = -9

Divide each side by '-8'.
x = 1.125

Simplifying
x = 1.125
Solution
x = {-3, 1.125}

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