12-3(x+3)=x+8

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Solution for 12-3(x+3)=x+8 equation: 


Simplifying
12 + -3(x + 3) = x + 8

Reorder the terms:
12 + -3(3 + x) = x + 8
12 + (3 * -3 + x * -3) = x + 8
12 + (-9 + -3x) = x + 8

Combine like terms: 12 + -9 = 3
3 + -3x = x + 8

Reorder the terms:
3 + -3x = 8 + x

Solving
3 + -3x = 8 + 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.
3 + -3x + -1x = 8 + x + -1x

Combine like terms: -3x + -1x = -4x
3 + -4x = 8 + x + -1x

Combine like terms: x + -1x = 0
3 + -4x = 8 + 0
3 + -4x = 8

Add '-3' to each side of the equation.
3 + -3 + -4x = 8 + -3

Combine like terms: 3 + -3 = 0
0 + -4x = 8 + -3
-4x = 8 + -3

Combine like terms: 8 + -3 = 5
-4x = 5

Divide each side by '-4'.
x = -1.25

Simplifying
x = -1.25

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