-3=6+x

Solution for -3=6+x equation:

Simplifying
-3 = 6 + x

Solving
-3 = 6 + x

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 = 6 + x + -1x

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

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

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

Combine like terms: 6 + 3 = 9
-1x = 9

Divide each side by '-1'.
x = -9

Simplifying
x = -9