2*(40+x)+40+x-10+x+30=180

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Solution for 2*(40+x)+40+x-10+x+30=180 equation:


Simplifying
2(40 + x) + 40 + x + -10 + x + 30 = 180
(40 * 2 + x * 2) + 40 + x + -10 + x + 30 = 180
(80 + 2x) + 40 + x + -10 + x + 30 = 180

Reorder the terms:
80 + 40 + -10 + 30 + 2x + x + x = 180

Combine like terms: 80 + 40 = 120
120 + -10 + 30 + 2x + x + x = 180

Combine like terms: 120 + -10 = 110
110 + 30 + 2x + x + x = 180

Combine like terms: 110 + 30 = 140
140 + 2x + x + x = 180

Combine like terms: 2x + x = 3x
140 + 3x + x = 180

Combine like terms: 3x + x = 4x
140 + 4x = 180

Solving
140 + 4x = 180

Solving for variable 'x'.

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

Add '-140' to each side of the equation.
140 + -140 + 4x = 180 + -140

Combine like terms: 140 + -140 = 0
0 + 4x = 180 + -140
4x = 180 + -140

Combine like terms: 180 + -140 = 40
4x = 40

Divide each side by '4'.
x = 10

Simplifying
x = 10

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