4x+y=-x+9

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Solution for 4x+y=-x+9 equation:


Simplifying
4x + y = -1x + 9

Reorder the terms:
4x + y = 9 + -1x

Solving
4x + y = 9 + -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.
4x + x + y = 9 + -1x + x

Combine like terms: 4x + x = 5x
5x + y = 9 + -1x + x

Combine like terms: -1x + x = 0
5x + y = 9 + 0
5x + y = 9

Add '-1y' to each side of the equation.
5x + y + -1y = 9 + -1y

Combine like terms: y + -1y = 0
5x + 0 = 9 + -1y
5x = 9 + -1y

Divide each side by '5'.
x = 1.8 + -0.2y

Simplifying
x = 1.8 + -0.2y

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