x-30+x-20=x+30

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Solution for x-30+x-20=x+30 equation:


Simplifying
x + -30 + x + -20 = x + 30

Reorder the terms:
-30 + -20 + x + x = x + 30

Combine like terms: -30 + -20 = -50
-50 + x + x = x + 30

Combine like terms: x + x = 2x
-50 + 2x = x + 30

Reorder the terms:
-50 + 2x = 30 + x

Solving
-50 + 2x = 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.
-50 + 2x + -1x = 30 + x + -1x

Combine like terms: 2x + -1x = 1x
-50 + 1x = 30 + x + -1x

Combine like terms: x + -1x = 0
-50 + 1x = 30 + 0
-50 + 1x = 30

Add '50' to each side of the equation.
-50 + 50 + 1x = 30 + 50

Combine like terms: -50 + 50 = 0
0 + 1x = 30 + 50
1x = 30 + 50

Combine like terms: 30 + 50 = 80
1x = 80

Divide each side by '1'.
x = 80

Simplifying
x = 80

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