6=x+3y

Solution for 6=x+3y equation:

Simplifying
6 = x + 3y

Solving
6 = x + 3y

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.
6 + -1x = x + -1x + 3y

Combine like terms: x + -1x = 0
6 + -1x = 0 + 3y
6 + -1x = 3y

Add '-6' to each side of the equation.
6 + -6 + -1x = -6 + 3y

Combine like terms: 6 + -6 = 0
0 + -1x = -6 + 3y
-1x = -6 + 3y

Divide each side by '-1'.
x = 6 + -3y

Simplifying
x = 6 + -3y