3-4x=-15-x

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Solution for 3-4x=-15-x equation:


Simplifying
3 + -4x = -15 + -1x

Solving
3 + -4x = -15 + -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 + -4x + x = -15 + -1x + x

Combine like terms: -4x + x = -3x
3 + -3x = -15 + -1x + x

Combine like terms: -1x + x = 0
3 + -3x = -15 + 0
3 + -3x = -15

Add '-3' to each side of the equation.
3 + -3 + -3x = -15 + -3

Combine like terms: 3 + -3 = 0
0 + -3x = -15 + -3
-3x = -15 + -3

Combine like terms: -15 + -3 = -18
-3x = -18

Divide each side by '-3'.
x = 6

Simplifying
x = 6

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