4x^2-15x-136=0

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Solution for 4x^2-15x-136=0 equation: 


Simplifying
4x2 + -15x + -136 = 0

Reorder the terms:
-136 + -15x + 4x2 = 0

Solving
-136 + -15x + 4x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-17 + -4x)(8 + -1x) = 0


Subproblem 1
Set the factor '(-17 + -4x)' equal to zero and attempt to solve:

Simplifying
-17 + -4x = 0

Solving
-17 + -4x = 0

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

Add '17' to each side of the equation.
-17 + 17 + -4x = 0 + 17

Combine like terms: -17 + 17 = 0
0 + -4x = 0 + 17
-4x = 0 + 17

Combine like terms: 0 + 17 = 17
-4x = 17

Divide each side by '-4'.
x = -4.25

Simplifying
x = -4.25

Subproblem 2
Set the factor '(8 + -1x)' equal to zero and attempt to solve:

Simplifying
8 + -1x = 0

Solving
8 + -1x = 0

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

Add '-8' to each side of the equation.
8 + -8 + -1x = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -1x = 0 + -8
-1x = 0 + -8

Combine like terms: 0 + -8 = -8
-1x = -8

Divide each side by '-1'.
x = 8

Simplifying
x = 8
Solution
x = {-4.25, 8}

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