3x+5=9x+7

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Solution for 3x+5=9x+7 equation:


Simplifying
3x + 5 = 9x + 7

Reorder the terms:
5 + 3x = 9x + 7

Reorder the terms:
5 + 3x = 7 + 9x

Solving
5 + 3x = 7 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
5 + 3x + -9x = 7 + 9x + -9x

Combine like terms: 3x + -9x = -6x
5 + -6x = 7 + 9x + -9x

Combine like terms: 9x + -9x = 0
5 + -6x = 7 + 0
5 + -6x = 7

Add '-5' to each side of the equation.
5 + -5 + -6x = 7 + -5

Combine like terms: 5 + -5 = 0
0 + -6x = 7 + -5
-6x = 7 + -5

Combine like terms: 7 + -5 = 2
-6x = 2

Divide each side by '-6'.
x = -0.3333333333

Simplifying
x = -0.3333333333

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