15+3x=1-x

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Solution for 15+3x=1-x equation:


Simplifying
15 + 3x = 1 + -1x

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

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

Combine like terms: -1x + x = 0
15 + 4x = 1 + 0
15 + 4x = 1

Add '-15' to each side of the equation.
15 + -15 + 4x = 1 + -15

Combine like terms: 15 + -15 = 0
0 + 4x = 1 + -15
4x = 1 + -15

Combine like terms: 1 + -15 = -14
4x = -14

Divide each side by '4'.
x = -3.5

Simplifying
x = -3.5

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