2(x+10)+2(20)=84

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Solution for 2(x+10)+2(20)=84 equation: 


Simplifying
2(x + 10) + 2(20) = 84

Reorder the terms:
2(10 + x) + 2(20) = 84
(10 * 2 + x * 2) + 2(20) = 84
(20 + 2x) + 2(20) = 84

Multiply 2 * 20
20 + 2x + 40 = 84

Reorder the terms:
20 + 40 + 2x = 84

Combine like terms: 20 + 40 = 60
60 + 2x = 84

Solving
60 + 2x = 84

Solving for variable 'x'.

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

Add '-60' to each side of the equation.
60 + -60 + 2x = 84 + -60

Combine like terms: 60 + -60 = 0
0 + 2x = 84 + -60
2x = 84 + -60

Combine like terms: 84 + -60 = 24
2x = 24

Divide each side by '2'.
x = 12

Simplifying
x = 12

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