5x+9=39-7x

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Solution for 5x+9=39-7x equation:


Simplifying
5x + 9 = 39 + -7x

Reorder the terms:
9 + 5x = 39 + -7x

Solving
9 + 5x = 39 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
9 + 5x + 7x = 39 + -7x + 7x

Combine like terms: 5x + 7x = 12x
9 + 12x = 39 + -7x + 7x

Combine like terms: -7x + 7x = 0
9 + 12x = 39 + 0
9 + 12x = 39

Add '-9' to each side of the equation.
9 + -9 + 12x = 39 + -9

Combine like terms: 9 + -9 = 0
0 + 12x = 39 + -9
12x = 39 + -9

Combine like terms: 39 + -9 = 30
12x = 30

Divide each side by '12'.
x = 2.5

Simplifying
x = 2.5

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