-6(7-9x)=-21

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Solution for -6(7-9x)=-21 equation: 


Simplifying
-6(7 + -9x) = -21
(7 * -6 + -9x * -6) = -21
(-42 + 54x) = -21

Solving
-42 + 54x = -21

Solving for variable 'x'.

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

Add '42' to each side of the equation.
-42 + 42 + 54x = -21 + 42

Combine like terms: -42 + 42 = 0
0 + 54x = -21 + 42
54x = -21 + 42

Combine like terms: -21 + 42 = 21
54x = 21

Divide each side by '54'.
x = 0.3888888889

Simplifying
x = 0.3888888889

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