3(x-9)=13-x

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Solution for 3(x-9)=13-x equation:


Simplifying
3(x + -9) = 13 + -1x

Reorder the terms:
3(-9 + x) = 13 + -1x
(-9 * 3 + x * 3) = 13 + -1x
(-27 + 3x) = 13 + -1x

Solving
-27 + 3x = 13 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-27 + 3x + x = 13 + -1x + x

Combine like terms: 3x + x = 4x
-27 + 4x = 13 + -1x + x

Combine like terms: -1x + x = 0
-27 + 4x = 13 + 0
-27 + 4x = 13

Add '27' to each side of the equation.
-27 + 27 + 4x = 13 + 27

Combine like terms: -27 + 27 = 0
0 + 4x = 13 + 27
4x = 13 + 27

Combine like terms: 13 + 27 = 40
4x = 40

Divide each side by '4'.
x = 10

Simplifying
x = 10

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