3(x-1)-3x=5-(x+7)

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Solution for 3(x-1)-3x=5-(x+7) equation:


Simplifying
3(x + -1) + -3x = 5 + -1(x + 7)

Reorder the terms:
3(-1 + x) + -3x = 5 + -1(x + 7)
(-1 * 3 + x * 3) + -3x = 5 + -1(x + 7)
(-3 + 3x) + -3x = 5 + -1(x + 7)

Combine like terms: 3x + -3x = 0
-3 + 0 = 5 + -1(x + 7)
-3 = 5 + -1(x + 7)

Reorder the terms:
-3 = 5 + -1(7 + x)
-3 = 5 + (7 * -1 + x * -1)
-3 = 5 + (-7 + -1x)

Combine like terms: 5 + -7 = -2
-3 = -2 + -1x

Solving
-3 = -2 + -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.
-3 + x = -2 + -1x + x

Combine like terms: -1x + x = 0
-3 + x = -2 + 0
-3 + x = -2

Add '3' to each side of the equation.
-3 + 3 + x = -2 + 3

Combine like terms: -3 + 3 = 0
0 + x = -2 + 3
x = -2 + 3

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

Simplifying
x = 1

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