7(12-9x)=40

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Solution for 7(12-9x)=40 equation:


Simplifying
7(12 + -9x) = 40
(12 * 7 + -9x * 7) = 40
(84 + -63x) = 40

Solving
84 + -63x = 40

Solving for variable 'x'.

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

Add '-84' to each side of the equation.
84 + -84 + -63x = 40 + -84

Combine like terms: 84 + -84 = 0
0 + -63x = 40 + -84
-63x = 40 + -84

Combine like terms: 40 + -84 = -44
-63x = -44

Divide each side by '-63'.
x = 0.6984126984

Simplifying
x = 0.6984126984

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