(2x-5)=21

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Solution for (2x-5)=21 equation:


Simplifying
(2x + -5) = 21

Reorder the terms:
(-5 + 2x) = 21

Remove parenthesis around (-5 + 2x)
-5 + 2x = 21

Solving
-5 + 2x = 21

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 2x = 21 + 5

Combine like terms: -5 + 5 = 0
0 + 2x = 21 + 5
2x = 21 + 5

Combine like terms: 21 + 5 = 26
2x = 26

Divide each side by '2'.
x = 13

Simplifying
x = 13

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