ax-gx+3b=h

Solution for ax-gx+3b=h equation:

Simplifying
ax + -1gx + 3b = h

Reorder the terms:
ax + 3b + -1gx = h

Solving
ax + 3b + -1gx = h

Solving for variable 'a'.

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

Add '-3b' to each side of the equation.
ax + 3b + -3b + -1gx = -3b + h

Combine like terms: 3b + -3b = 0
ax + 0 + -1gx = -3b + h
ax + -1gx = -3b + h

Add 'gx' to each side of the equation.
ax + -1gx + gx = -3b + gx + h

Combine like terms: -1gx + gx = 0
ax + 0 = -3b + gx + h
ax = -3b + gx + h

Divide each side by 'x'.
a = -3bx-1 + g + hx-1

Simplifying
a = -3bx-1 + g + hx-1