21=(x+2)

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Solution for 21=(x+2) equation:


Simplifying
21 = (x + 2)

Reorder the terms:
21 = (2 + x)

Remove parenthesis around (2 + x)
21 = 2 + x

Solving
21 = 2 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
21 + -1x = 2 + x + -1x

Combine like terms: x + -1x = 0
21 + -1x = 2 + 0
21 + -1x = 2

Add '-21' to each side of the equation.
21 + -21 + -1x = 2 + -21

Combine like terms: 21 + -21 = 0
0 + -1x = 2 + -21
-1x = 2 + -21

Combine like terms: 2 + -21 = -19
-1x = -19

Divide each side by '-1'.
x = 19

Simplifying
x = 19

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