5x(x+14)+70(x+14)=0

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Solution for 5x(x+14)+70(x+14)=0 equation:


Simplifying
5x(x + 14) + 70(x + 14) = 0

Reorder the terms:
5x(14 + x) + 70(x + 14) = 0
(14 * 5x + x * 5x) + 70(x + 14) = 0
(70x + 5x2) + 70(x + 14) = 0

Reorder the terms:
70x + 5x2 + 70(14 + x) = 0
70x + 5x2 + (14 * 70 + x * 70) = 0
70x + 5x2 + (980 + 70x) = 0

Reorder the terms:
980 + 70x + 70x + 5x2 = 0

Combine like terms: 70x + 70x = 140x
980 + 140x + 5x2 = 0

Solving
980 + 140x + 5x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5'.
5(196 + 28x + x2) = 0

Factor a trinomial.
5((14 + x)(14 + x)) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(14 + x)' equal to zero and attempt to solve: Simplifying 14 + x = 0 Solving 14 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-14' to each side of the equation. 14 + -14 + x = 0 + -14 Combine like terms: 14 + -14 = 0 0 + x = 0 + -14 x = 0 + -14 Combine like terms: 0 + -14 = -14 x = -14 Simplifying x = -14

Subproblem 2

Set the factor '(14 + x)' equal to zero and attempt to solve: Simplifying 14 + x = 0 Solving 14 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-14' to each side of the equation. 14 + -14 + x = 0 + -14 Combine like terms: 14 + -14 = 0 0 + x = 0 + -14 x = 0 + -14 Combine like terms: 0 + -14 = -14 x = -14 Simplifying x = -14

Solution

x = {-14, -14}

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