-48+78=x

Solution for -48+78=x equation:

Simplifying
-48 + 78 = x

Combine like terms: -48 + 78 = 30
30 = x

Solving
30 = 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.
30 + -1x = x + -1x

Combine like terms: x + -1x = 0
30 + -1x = 0

Add '-30' to each side of the equation.
30 + -30 + -1x = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -1x = 0 + -30
-1x = 0 + -30

Combine like terms: 0 + -30 = -30
-1x = -30

Divide each side by '-1'.
x = 30

Simplifying
x = 30