3(x-3)-x=-1

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Solution for 3(x-3)-x=-1 equation:


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

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

Combine like terms: 3x + -1x = 2x
-9 + 2x = -1

Solving
-9 + 2x = -1

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 2x = -1 + 9

Combine like terms: -9 + 9 = 0
0 + 2x = -1 + 9
2x = -1 + 9

Combine like terms: -1 + 9 = 8
2x = 8

Divide each side by '2'.
x = 4

Simplifying
x = 4

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