-13=-3[2x-4]+8

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Solution for -13=-3[2x-4]+8 equation:


Simplifying
-13 = -3[2x + -4] + 8

Reorder the terms:
-13 = -3[-4 + 2x] + 8
-13 = [-4 * -3 + 2x * -3] + 8
-13 = [12 + -6x] + 8

Reorder the terms:
-13 = 12 + 8 + -6x

Combine like terms: 12 + 8 = 20
-13 = 20 + -6x

Solving
-13 = 20 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
-13 + 6x = 20 + -6x + 6x

Combine like terms: -6x + 6x = 0
-13 + 6x = 20 + 0
-13 + 6x = 20

Add '13' to each side of the equation.
-13 + 13 + 6x = 20 + 13

Combine like terms: -13 + 13 = 0
0 + 6x = 20 + 13
6x = 20 + 13

Combine like terms: 20 + 13 = 33
6x = 33

Divide each side by '6'.
x = 5.5

Simplifying
x = 5.5

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