7(3-6x)=-315

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Solution for 7(3-6x)=-315 equation: 


Simplifying
7(3 + -6x) = -315
(3 * 7 + -6x * 7) = -315
(21 + -42x) = -315

Solving
21 + -42x = -315

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + -42x = -315 + -21

Combine like terms: 21 + -21 = 0
0 + -42x = -315 + -21
-42x = -315 + -21

Combine like terms: -315 + -21 = -336
-42x = -336

Divide each side by '-42'.
x = 8

Simplifying
x = 8

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