-3(6-x)-3=x-4

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Solution for -3(6-x)-3=x-4 equation:


Simplifying
-3(6 + -1x) + -3 = x + -4
(6 * -3 + -1x * -3) + -3 = x + -4
(-18 + 3x) + -3 = x + -4

Reorder the terms:
-18 + -3 + 3x = x + -4

Combine like terms: -18 + -3 = -21
-21 + 3x = x + -4

Reorder the terms:
-21 + 3x = -4 + x

Solving
-21 + 3x = -4 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-21 + 3x + -1x = -4 + x + -1x

Combine like terms: 3x + -1x = 2x
-21 + 2x = -4 + x + -1x

Combine like terms: x + -1x = 0
-21 + 2x = -4 + 0
-21 + 2x = -4

Add '21' to each side of the equation.
-21 + 21 + 2x = -4 + 21

Combine like terms: -21 + 21 = 0
0 + 2x = -4 + 21
2x = -4 + 21

Combine like terms: -4 + 21 = 17
2x = 17

Divide each side by '2'.
x = 8.5

Simplifying
x = 8.5

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