30+25-x=50

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Solution for 30+25-x=50 equation:


Simplifying
30 + 25 + -1x = 50

Combine like terms: 30 + 25 = 55
55 + -1x = 50

Solving
55 + -1x = 50

Solving for variable 'x'.

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

Add '-55' to each side of the equation.
55 + -55 + -1x = 50 + -55

Combine like terms: 55 + -55 = 0
0 + -1x = 50 + -55
-1x = 50 + -55

Combine like terms: 50 + -55 = -5
-1x = -5

Divide each side by '-1'.
x = 5

Simplifying
x = 5

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