3x-3(3x)=x-28

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Solution for 3x-3(3x)=x-28 equation:


Simplifying
3x + -3(3x) = x + -28

Remove parenthesis around (3x)
3x + -3 * 3x = x + -28

Multiply -3 * 3
3x + -9x = x + -28

Combine like terms: 3x + -9x = -6x
-6x = x + -28

Reorder the terms:
-6x = -28 + x

Solving
-6x = -28 + 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.
-6x + -1x = -28 + x + -1x

Combine like terms: -6x + -1x = -7x
-7x = -28 + x + -1x

Combine like terms: x + -1x = 0
-7x = -28 + 0
-7x = -28

Divide each side by '-7'.
x = 4

Simplifying
x = 4

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