5(x-9)+6=21

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Solution for 5(x-9)+6=21 equation: 


Simplifying
5(x + -9) + 6 = 21

Reorder the terms:
5(-9 + x) + 6 = 21
(-9 * 5 + x * 5) + 6 = 21
(-45 + 5x) + 6 = 21

Reorder the terms:
-45 + 6 + 5x = 21

Combine like terms: -45 + 6 = -39
-39 + 5x = 21

Solving
-39 + 5x = 21

Solving for variable 'x'.

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

Add '39' to each side of the equation.
-39 + 39 + 5x = 21 + 39

Combine like terms: -39 + 39 = 0
0 + 5x = 21 + 39
5x = 21 + 39

Combine like terms: 21 + 39 = 60
5x = 60

Divide each side by '5'.
x = 12

Simplifying
x = 12

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