5x^2=2(7x+12)

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Solution for 5x^2=2(7x+12) equation:


Simplifying
5x2 = 2(7x + 12)

Reorder the terms:
5x2 = 2(12 + 7x)
5x2 = (12 * 2 + 7x * 2)
5x2 = (24 + 14x)

Solving
5x2 = 24 + 14x

Solving for variable 'x'.

Reorder the terms:
-24 + -14x + 5x2 = 24 + 14x + -24 + -14x

Reorder the terms:
-24 + -14x + 5x2 = 24 + -24 + 14x + -14x

Combine like terms: 24 + -24 = 0
-24 + -14x + 5x2 = 0 + 14x + -14x
-24 + -14x + 5x2 = 14x + -14x

Combine like terms: 14x + -14x = 0
-24 + -14x + 5x2 = 0

Factor a trinomial.
(-6 + -5x)(4 + -1x) = 0

Subproblem 1

Set the factor '(-6 + -5x)' equal to zero and attempt to solve: Simplifying -6 + -5x = 0 Solving -6 + -5x = 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 + -5x = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -5x = 0 + 6 -5x = 0 + 6 Combine like terms: 0 + 6 = 6 -5x = 6 Divide each side by '-5'. x = -1.2 Simplifying x = -1.2

Subproblem 2

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {-1.2, 4}

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