-1-3(-2+6x)=-21-5x

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Solution for -1-3(-2+6x)=-21-5x equation:


Simplifying
-1 + -3(-2 + 6x) = -21 + -5x
-1 + (-2 * -3 + 6x * -3) = -21 + -5x
-1 + (6 + -18x) = -21 + -5x

Combine like terms: -1 + 6 = 5
5 + -18x = -21 + -5x

Solving
5 + -18x = -21 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
5 + -18x + 5x = -21 + -5x + 5x

Combine like terms: -18x + 5x = -13x
5 + -13x = -21 + -5x + 5x

Combine like terms: -5x + 5x = 0
5 + -13x = -21 + 0
5 + -13x = -21

Add '-5' to each side of the equation.
5 + -5 + -13x = -21 + -5

Combine like terms: 5 + -5 = 0
0 + -13x = -21 + -5
-13x = -21 + -5

Combine like terms: -21 + -5 = -26
-13x = -26

Divide each side by '-13'.
x = 2

Simplifying
x = 2

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