7(x-8)(2x+3)=0

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Solution for 7(x-8)(2x+3)=0 equation: 


Simplifying
7(x + -8)(2x + 3) = 0

Reorder the terms:
7(-8 + x)(2x + 3) = 0

Reorder the terms:
7(-8 + x)(3 + 2x) = 0

Multiply (-8 + x) * (3 + 2x)
7(-8(3 + 2x) + x(3 + 2x)) = 0
7((3 * -8 + 2x * -8) + x(3 + 2x)) = 0
7((-24 + -16x) + x(3 + 2x)) = 0
7(-24 + -16x + (3 * x + 2x * x)) = 0
7(-24 + -16x + (3x + 2x2)) = 0

Combine like terms: -16x + 3x = -13x
7(-24 + -13x + 2x2) = 0
(-24 * 7 + -13x * 7 + 2x2 * 7) = 0
(-168 + -91x + 14x2) = 0

Solving
-168 + -91x + 14x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '7'.
7(-24 + -13x + 2x2) = 0

Factor a trinomial.
7((-3 + -2x)(8 + -1x)) = 0

Ignore the factor 7.

Subproblem 1
Set the factor '(-3 + -2x)' equal to zero and attempt to solve:

Simplifying
-3 + -2x = 0

Solving
-3 + -2x = 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 + -2x = 0 + 3

Combine like terms: -3 + 3 = 0
0 + -2x = 0 + 3
-2x = 0 + 3

Combine like terms: 0 + 3 = 3
-2x = 3

Divide each side by '-2'.
x = -1.5

Simplifying
x = -1.5

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 = {-1.5, 8}

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