53+x=(21+x)*2

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Solution for 53+x=(21+x)*2 equation:


Simplifying
53 + x = (21 + x) * 2

Reorder the terms for easier multiplication:
53 + x = 2(21 + x)
53 + x = (21 * 2 + x * 2)
53 + x = (42 + 2x)

Solving
53 + x = 42 + 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.
53 + x + -2x = 42 + 2x + -2x

Combine like terms: x + -2x = -1x
53 + -1x = 42 + 2x + -2x

Combine like terms: 2x + -2x = 0
53 + -1x = 42 + 0
53 + -1x = 42

Add '-53' to each side of the equation.
53 + -53 + -1x = 42 + -53

Combine like terms: 53 + -53 = 0
0 + -1x = 42 + -53
-1x = 42 + -53

Combine like terms: 42 + -53 = -11
-1x = -11

Divide each side by '-1'.
x = 11

Simplifying
x = 11

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