-3(3x+1)=[4x+(6x-5)]+x+7

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Solution for -3(3x+1)=[4x+(6x-5)]+x+7 equation:


Simplifying
-3(3x + 1) = [4x + (6x + -5)] + x + 7

Reorder the terms:
-3(1 + 3x) = [4x + (6x + -5)] + x + 7
(1 * -3 + 3x * -3) = [4x + (6x + -5)] + x + 7
(-3 + -9x) = [4x + (6x + -5)] + x + 7

Reorder the terms:
-3 + -9x = [4x + (-5 + 6x)] + x + 7

Remove parenthesis around (-5 + 6x)
-3 + -9x = [4x + -5 + 6x] + x + 7

Reorder the terms:
-3 + -9x = [-5 + 4x + 6x] + x + 7

Combine like terms: 4x + 6x = 10x
-3 + -9x = [-5 + 10x] + x + 7

Remove brackets around [-5 + 10x]
-3 + -9x = -5 + 10x + x + 7

Reorder the terms:
-3 + -9x = -5 + 7 + 10x + x

Combine like terms: -5 + 7 = 2
-3 + -9x = 2 + 10x + x

Combine like terms: 10x + x = 11x
-3 + -9x = 2 + 11x

Solving
-3 + -9x = 2 + 11x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-11x' to each side of the equation.
-3 + -9x + -11x = 2 + 11x + -11x

Combine like terms: -9x + -11x = -20x
-3 + -20x = 2 + 11x + -11x

Combine like terms: 11x + -11x = 0
-3 + -20x = 2 + 0
-3 + -20x = 2

Add '3' to each side of the equation.
-3 + 3 + -20x = 2 + 3

Combine like terms: -3 + 3 = 0
0 + -20x = 2 + 3
-20x = 2 + 3

Combine like terms: 2 + 3 = 5
-20x = 5

Divide each side by '-20'.
x = -0.25

Simplifying
x = -0.25

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