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 = -51
-51 + 5x = 21

Solving
-51 + 5x = 21

Solving for variable 'x'.

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

Add '51' to each side of the equation.
-51 + 51 + 5x = 21 + 51

Combine like terms: -51 + 51 = 0
0 + 5x = 21 + 51
5x = 21 + 51

Combine like terms: 21 + 51 = 72
5x = 72

Divide each side by '5'.
x = 14.4

Simplifying
x = 14.4

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