(9x^2)+(30x)=144

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Solution for (9x^2)+(30x)=144 equation:


Simplifying
(9x2) + (30x) = 144

Reorder the terms:
(30x) + (9x2) = 144

Solving
(30x) + (9x2) = 144

Solving for variable 'x'.

Reorder the terms:
-144 + (30x) + (9x2) = 144 + -144

Combine like terms: 144 + -144 = 0
-144 + (30x) + (9x2) = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(-48 + (10x) + (3x2)) = 0

Factor a trinomial.
3((-6 + -1x)(8 + -3x)) = 0

Ignore the factor 3.

Subproblem 1

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

Subproblem 2

Set the factor '(8 + -3x)' equal to zero and attempt to solve: Simplifying 8 + -3x = 0 Solving 8 + -3x = 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 + -3x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -3x = 0 + -8 -3x = 0 + -8 Combine like terms: 0 + -8 = -8 -3x = -8 Divide each side by '-3'. x = 2.666666667 Simplifying x = 2.666666667

Solution

x = {-6, 2.666666667}

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