39=5x+7x+3

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Solution for 39=5x+7x+3 equation:


Simplifying
39 = 5x + 7x + 3

Reorder the terms:
39 = 3 + 5x + 7x

Combine like terms: 5x + 7x = 12x
39 = 3 + 12x

Solving
39 = 3 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
39 + -12x = 3 + 12x + -12x

Combine like terms: 12x + -12x = 0
39 + -12x = 3 + 0
39 + -12x = 3

Add '-39' to each side of the equation.
39 + -39 + -12x = 3 + -39

Combine like terms: 39 + -39 = 0
0 + -12x = 3 + -39
-12x = 3 + -39

Combine like terms: 3 + -39 = -36
-12x = -36

Divide each side by '-12'.
x = 3

Simplifying
x = 3

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