10(51-3x)=390

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Solution for 10(51-3x)=390 equation: 


Simplifying
10(51 + -3x) = 390
(51 * 10 + -3x * 10) = 390
(510 + -30x) = 390

Solving
510 + -30x = 390

Solving for variable 'x'.

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

Add '-510' to each side of the equation.
510 + -510 + -30x = 390 + -510

Combine like terms: 510 + -510 = 0
0 + -30x = 390 + -510
-30x = 390 + -510

Combine like terms: 390 + -510 = -120
-30x = -120

Divide each side by '-30'.
x = 4

Simplifying
x = 4

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