X+90+X+110=180

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Solution for X+90+X+110=180 equation:


Simplifying
X + 90 + X + 110 = 180

Reorder the terms:
90 + 110 + X + X = 180

Combine like terms: 90 + 110 = 200
200 + X + X = 180

Combine like terms: X + X = 2X
200 + 2X = 180

Solving
200 + 2X = 180

Solving for variable 'X'.

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

Add '-200' to each side of the equation.
200 + -200 + 2X = 180 + -200

Combine like terms: 200 + -200 = 0
0 + 2X = 180 + -200
2X = 180 + -200

Combine like terms: 180 + -200 = -20
2X = -20

Divide each side by '2'.
X = -10

Simplifying
X = -10

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