105+30x=45x

Solution for 105+30x=45x equation:

Simplifying
105 + 30x = 45x

Solving
105 + 30x = 45x

Solving for variable 'x'.

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

Add '-45x' to each side of the equation.
105 + 30x + -45x = 45x + -45x

Combine like terms: 30x + -45x = -15x
105 + -15x = 45x + -45x

Combine like terms: 45x + -45x = 0
105 + -15x = 0

Add '-105' to each side of the equation.
105 + -105 + -15x = 0 + -105

Combine like terms: 105 + -105 = 0
0 + -15x = 0 + -105
-15x = 0 + -105

Combine like terms: 0 + -105 = -105
-15x = -105

Divide each side by '-15'.
x = 7

Simplifying
x = 7