2(10+2x)+2(18+2x)=72

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Solution for 2(10+2x)+2(18+2x)=72 equation:


Simplifying
2(10 + 2x) + 2(18 + 2x) = 72
(10 * 2 + 2x * 2) + 2(18 + 2x) = 72
(20 + 4x) + 2(18 + 2x) = 72
20 + 4x + (18 * 2 + 2x * 2) = 72
20 + 4x + (36 + 4x) = 72

Reorder the terms:
20 + 36 + 4x + 4x = 72

Combine like terms: 20 + 36 = 56
56 + 4x + 4x = 72

Combine like terms: 4x + 4x = 8x
56 + 8x = 72

Solving
56 + 8x = 72

Solving for variable 'x'.

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

Add '-56' to each side of the equation.
56 + -56 + 8x = 72 + -56

Combine like terms: 56 + -56 = 0
0 + 8x = 72 + -56
8x = 72 + -56

Combine like terms: 72 + -56 = 16
8x = 16

Divide each side by '8'.
x = 2

Simplifying
x = 2

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