20+x=2(x+7)

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Solution for 20+x=2(x+7) equation:


Simplifying
20 + x = 2(x + 7)

Reorder the terms:
20 + x = 2(7 + x)
20 + x = (7 * 2 + x * 2)
20 + x = (14 + 2x)

Solving
20 + x = 14 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
20 + x + -2x = 14 + 2x + -2x

Combine like terms: x + -2x = -1x
20 + -1x = 14 + 2x + -2x

Combine like terms: 2x + -2x = 0
20 + -1x = 14 + 0
20 + -1x = 14

Add '-20' to each side of the equation.
20 + -20 + -1x = 14 + -20

Combine like terms: 20 + -20 = 0
0 + -1x = 14 + -20
-1x = 14 + -20

Combine like terms: 14 + -20 = -6
-1x = -6

Divide each side by '-1'.
x = 6

Simplifying
x = 6

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