(x-5)(x+0)(x+7)=0

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Solution for (x-5)(x+0)(x+7)=0 equation: 


Simplifying
(x + -5)(x + 0)(x + 7) = 0

Reorder the terms:
(-5 + x)(x + 0)(x + 7) = 0

Reorder the terms:
(-5 + x)(0 + x)(x + 7) = 0
Remove the zero:
(-5 + x)(x)(x + 7) = 0

Reorder the terms:
(-5 + x) * x(7 + x) = 0

Reorder the terms for easier multiplication:
x(-5 + x)(7 + x) = 0

Multiply (-5 + x) * (7 + x)
x(-5(7 + x) + x(7 + x)) = 0
x((7 * -5 + x * -5) + x(7 + x)) = 0
x((-35 + -5x) + x(7 + x)) = 0
x(-35 + -5x + (7 * x + x * x)) = 0
x(-35 + -5x + (7x + x2)) = 0

Combine like terms: -5x + 7x = 2x
x(-35 + 2x + x2) = 0
(-35 * x + 2x * x + x2 * x) = 0
(-35x + 2x2 + x3) = 0

Solving
-35x + 2x2 + x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-35 + 2x + x2) = 0

Factor a trinomial.
x((-7 + -1x)(5 + -1x)) = 0


Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

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

Simplifying
x = 0

Subproblem 2
Set the factor '(-7 + -1x)' equal to zero and attempt to solve:

Simplifying
-7 + -1x = 0

Solving
-7 + -1x = 0

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

Add '7' to each side of the equation.
-7 + 7 + -1x = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -1x = 0 + 7
-1x = 0 + 7

Combine like terms: 0 + 7 = 7
-1x = 7

Divide each side by '-1'.
x = -7

Simplifying
x = -7

Subproblem 3
Set the factor '(5 + -1x)' equal to zero and attempt to solve:

Simplifying
5 + -1x = 0

Solving
5 + -1x = 0

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

Add '-5' to each side of the equation.
5 + -5 + -1x = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -1x = 0 + -5
-1x = 0 + -5

Combine like terms: 0 + -5 = -5
-1x = -5

Divide each side by '-1'.
x = 5

Simplifying
x = 5
Solution
x = {0, -7, 5}

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