x+50+x+70=80

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Solution for x+50+x+70=80 equation:


Simplifying
x + 50 + x + 70 = 80

Reorder the terms:
50 + 70 + x + x = 80

Combine like terms: 50 + 70 = 120
120 + x + x = 80

Combine like terms: x + x = 2x
120 + 2x = 80

Solving
120 + 2x = 80

Solving for variable 'x'.

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

Add '-120' to each side of the equation.
120 + -120 + 2x = 80 + -120

Combine like terms: 120 + -120 = 0
0 + 2x = 80 + -120
2x = 80 + -120

Combine like terms: 80 + -120 = -40
2x = -40

Divide each side by '2'.
x = -20

Simplifying
x = -20

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