2(x+x+20)=84

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Solution for 2(x+x+20)=84 equation:


Simplifying
2(x + x + 20) = 84

Reorder the terms:
2(20 + x + x) = 84

Combine like terms: x + x = 2x
2(20 + 2x) = 84
(20 * 2 + 2x * 2) = 84
(40 + 4x) = 84

Solving
40 + 4x = 84

Solving for variable 'x'.

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

Add '-40' to each side of the equation.
40 + -40 + 4x = 84 + -40

Combine like terms: 40 + -40 = 0
0 + 4x = 84 + -40
4x = 84 + -40

Combine like terms: 84 + -40 = 44
4x = 44

Divide each side by '4'.
x = 11

Simplifying
x = 11

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