45(7+x)=12

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Solution for 45(7+x)=12 equation: 


Simplifying
45(7 + x) = 12
(7 * 45 + x * 45) = 12
(315 + 45x) = 12

Solving
315 + 45x = 12

Solving for variable 'x'.

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

Add '-315' to each side of the equation.
315 + -315 + 45x = 12 + -315

Combine like terms: 315 + -315 = 0
0 + 45x = 12 + -315
45x = 12 + -315

Combine like terms: 12 + -315 = -303
45x = -303

Divide each side by '45'.
x = -6.733333333

Simplifying
x = -6.733333333

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