(5x-12)=21

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Solution for (5x-12)=21 equation:


Simplifying
(5x + -12) = 21

Reorder the terms:
(-12 + 5x) = 21

Remove parenthesis around (-12 + 5x)
-12 + 5x = 21

Solving
-12 + 5x = 21

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 5x = 21 + 12

Combine like terms: -12 + 12 = 0
0 + 5x = 21 + 12
5x = 21 + 12

Combine like terms: 21 + 12 = 33
5x = 33

Divide each side by '5'.
x = 6.6

Simplifying
x = 6.6

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