180-2(x+20)=x-10

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Solution for 180-2(x+20)=x-10 equation:


Simplifying
180 + -2(x + 20) = x + -10

Reorder the terms:
180 + -2(20 + x) = x + -10
180 + (20 * -2 + x * -2) = x + -10
180 + (-40 + -2x) = x + -10

Combine like terms: 180 + -40 = 140
140 + -2x = x + -10

Reorder the terms:
140 + -2x = -10 + x

Solving
140 + -2x = -10 + 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.
140 + -2x + -1x = -10 + x + -1x

Combine like terms: -2x + -1x = -3x
140 + -3x = -10 + x + -1x

Combine like terms: x + -1x = 0
140 + -3x = -10 + 0
140 + -3x = -10

Add '-140' to each side of the equation.
140 + -140 + -3x = -10 + -140

Combine like terms: 140 + -140 = 0
0 + -3x = -10 + -140
-3x = -10 + -140

Combine like terms: -10 + -140 = -150
-3x = -150

Divide each side by '-3'.
x = 50

Simplifying
x = 50

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