-3-3x=x+45

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Solution for -3-3x=x+45 equation:


Simplifying
-3 + -3x = x + 45

Reorder the terms:
-3 + -3x = 45 + x

Solving
-3 + -3x = 45 + 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 = 45 + x + -1x

Combine like terms: -3x + -1x = -4x
-3 + -4x = 45 + x + -1x

Combine like terms: x + -1x = 0
-3 + -4x = 45 + 0
-3 + -4x = 45

Add '3' to each side of the equation.
-3 + 3 + -4x = 45 + 3

Combine like terms: -3 + 3 = 0
0 + -4x = 45 + 3
-4x = 45 + 3

Combine like terms: 45 + 3 = 48
-4x = 48

Divide each side by '-4'.
x = -12

Simplifying
x = -12

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