(7x+35)(2x-12)=0

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Solution for (7x+35)(2x-12)=0 equation:


Simplifying
(7x + 35)(2x + -12) = 0

Reorder the terms:
(35 + 7x)(2x + -12) = 0

Reorder the terms:
(35 + 7x)(-12 + 2x) = 0

Multiply (35 + 7x) * (-12 + 2x)
(35(-12 + 2x) + 7x * (-12 + 2x)) = 0
((-12 * 35 + 2x * 35) + 7x * (-12 + 2x)) = 0
((-420 + 70x) + 7x * (-12 + 2x)) = 0
(-420 + 70x + (-12 * 7x + 2x * 7x)) = 0
(-420 + 70x + (-84x + 14x2)) = 0

Combine like terms: 70x + -84x = -14x
(-420 + -14x + 14x2) = 0

Solving
-420 + -14x + 14x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '14'.
14(-30 + -1x + x2) = 0

Factor a trinomial.
14((-5 + -1x)(6 + -1x)) = 0

Ignore the factor 14.

Subproblem 1

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

Subproblem 2

Set the factor '(6 + -1x)' equal to zero and attempt to solve: Simplifying 6 + -1x = 0 Solving 6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1x = 0 + -6 -1x = 0 + -6 Combine like terms: 0 + -6 = -6 -1x = -6 Divide each side by '-1'. x = 6 Simplifying x = 6

Solution

x = {-5, 6}

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