6x(x+5x)-2*3*3=25x(7-13)+6*6

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Solution for 6x(x+5x)-2*3*3=25x(7-13)+6*6 equation:


Simplifying
6x(x + 5x) + -2 * 3 * 3 = 25x(7 + -13) + 6 * 6

Combine like terms: x + 5x = 6x
6x(6x) + -2 * 3 * 3 = 25x(7 + -13) + 6 * 6

Remove parenthesis around (6x)
6x * 6x + -2 * 3 * 3 = 25x(7 + -13) + 6 * 6

Reorder the terms for easier multiplication:
6 * 6x * x + -2 * 3 * 3 = 25x(7 + -13) + 6 * 6

Multiply 6 * 6
36x * x + -2 * 3 * 3 = 25x(7 + -13) + 6 * 6

Multiply x * x
36x2 + -2 * 3 * 3 = 25x(7 + -13) + 6 * 6

Multiply -2 * 3
36x2 + -6 * 3 = 25x(7 + -13) + 6 * 6

Multiply -6 * 3
36x2 + -18 = 25x(7 + -13) + 6 * 6

Reorder the terms:
-18 + 36x2 = 25x(7 + -13) + 6 * 6

Combine like terms: 7 + -13 = -6
-18 + 36x2 = 25x(-6) + 6 * 6

Reorder the terms for easier multiplication:
-18 + 36x2 = 25 * -6x + 6 * 6

Multiply 25 * -6
-18 + 36x2 = -150x + 6 * 6

Multiply 6 * 6
-18 + 36x2 = -150x + 36

Reorder the terms:
-18 + 36x2 = 36 + -150x

Solving
-18 + 36x2 = 36 + -150x

Solving for variable 'x'.

Reorder the terms:
-18 + -36 + 150x + 36x2 = 36 + -150x + -36 + 150x

Combine like terms: -18 + -36 = -54
-54 + 150x + 36x2 = 36 + -150x + -36 + 150x

Reorder the terms:
-54 + 150x + 36x2 = 36 + -36 + -150x + 150x

Combine like terms: 36 + -36 = 0
-54 + 150x + 36x2 = 0 + -150x + 150x
-54 + 150x + 36x2 = -150x + 150x

Combine like terms: -150x + 150x = 0
-54 + 150x + 36x2 = 0

Factor out the Greatest Common Factor (GCF), '6'.
6(-9 + 25x + 6x2) = 0

Factor a trinomial.
6((-9 + -2x)(1 + -3x)) = 0

Ignore the factor 6.

Subproblem 1

Set the factor '(-9 + -2x)' equal to zero and attempt to solve: Simplifying -9 + -2x = 0 Solving -9 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -2x = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -2x = 0 + 9 -2x = 0 + 9 Combine like terms: 0 + 9 = 9 -2x = 9 Divide each side by '-2'. x = -4.5 Simplifying x = -4.5

Subproblem 2

Set the factor '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Solution

x = {-4.5, 0.3333333333}

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