-55+5x=78-2x

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Solution for -55+5x=78-2x equation:


Simplifying
-55 + 5x = 78 + -2x

Solving
-55 + 5x = 78 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-55 + 5x + 2x = 78 + -2x + 2x

Combine like terms: 5x + 2x = 7x
-55 + 7x = 78 + -2x + 2x

Combine like terms: -2x + 2x = 0
-55 + 7x = 78 + 0
-55 + 7x = 78

Add '55' to each side of the equation.
-55 + 55 + 7x = 78 + 55

Combine like terms: -55 + 55 = 0
0 + 7x = 78 + 55
7x = 78 + 55

Combine like terms: 78 + 55 = 133
7x = 133

Divide each side by '7'.
x = 19

Simplifying
x = 19

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