-x-3+5x=12

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Solution for -x-3+5x=12 equation:


Simplifying
-1x + -3 + 5x = 12

Reorder the terms:
-3 + -1x + 5x = 12

Combine like terms: -1x + 5x = 4x
-3 + 4x = 12

Solving
-3 + 4x = 12

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 4x = 12 + 3

Combine like terms: -3 + 3 = 0
0 + 4x = 12 + 3
4x = 12 + 3

Combine like terms: 12 + 3 = 15
4x = 15

Divide each side by '4'.
x = 3.75

Simplifying
x = 3.75

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