4=-9x-y

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Solution for 4=-9x-y equation:


Simplifying
4 = -9x + -1y

Solving
4 = -9x + -1y

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
4 + 9x = -9x + 9x + -1y

Combine like terms: -9x + 9x = 0
4 + 9x = 0 + -1y
4 + 9x = -1y

Add '-4' to each side of the equation.
4 + -4 + 9x = -4 + -1y

Combine like terms: 4 + -4 = 0
0 + 9x = -4 + -1y
9x = -4 + -1y

Divide each side by '9'.
x = -0.4444444444 + -0.1111111111y

Simplifying
x = -0.4444444444 + -0.1111111111y

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