-9(x+3)=21

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Solution for -9(x+3)=21 equation:


Simplifying
-9(x + 3) = 21

Reorder the terms:
-9(3 + x) = 21
(3 * -9 + x * -9) = 21
(-27 + -9x) = 21

Solving
-27 + -9x = 21

Solving for variable 'x'.

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

Add '27' to each side of the equation.
-27 + 27 + -9x = 21 + 27

Combine like terms: -27 + 27 = 0
0 + -9x = 21 + 27
-9x = 21 + 27

Combine like terms: 21 + 27 = 48
-9x = 48

Divide each side by '-9'.
x = -5.333333333

Simplifying
x = -5.333333333

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