3=x-4y

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Solution for 3=x-4y equation:


Simplifying
3 = x + -4y

Solving
3 = x + -4y

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
3 + -1x = x + -1x + -4y

Combine like terms: x + -1x = 0
3 + -1x = 0 + -4y
3 + -1x = -4y

Add '-3' to each side of the equation.
3 + -3 + -1x = -3 + -4y

Combine like terms: 3 + -3 = 0
0 + -1x = -3 + -4y
-1x = -3 + -4y

Divide each side by '-1'.
x = 3 + 4y

Simplifying
x = 3 + 4y

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