3x+9=65-5x

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Solution for 3x+9=65-5x equation:


Simplifying
3x + 9 = 65 + -5x

Reorder the terms:
9 + 3x = 65 + -5x

Solving
9 + 3x = 65 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
9 + 3x + 5x = 65 + -5x + 5x

Combine like terms: 3x + 5x = 8x
9 + 8x = 65 + -5x + 5x

Combine like terms: -5x + 5x = 0
9 + 8x = 65 + 0
9 + 8x = 65

Add '-9' to each side of the equation.
9 + -9 + 8x = 65 + -9

Combine like terms: 9 + -9 = 0
0 + 8x = 65 + -9
8x = 65 + -9

Combine like terms: 65 + -9 = 56
8x = 56

Divide each side by '8'.
x = 7

Simplifying
x = 7

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