3x+4x-9=6x+6

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Solution for 3x+4x-9=6x+6 equation:


Simplifying
3x + 4x + -9 = 6x + 6

Reorder the terms:
-9 + 3x + 4x = 6x + 6

Combine like terms: 3x + 4x = 7x
-9 + 7x = 6x + 6

Reorder the terms:
-9 + 7x = 6 + 6x

Solving
-9 + 7x = 6 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-9 + 7x + -6x = 6 + 6x + -6x

Combine like terms: 7x + -6x = 1x
-9 + 1x = 6 + 6x + -6x

Combine like terms: 6x + -6x = 0
-9 + 1x = 6 + 0
-9 + 1x = 6

Add '9' to each side of the equation.
-9 + 9 + 1x = 6 + 9

Combine like terms: -9 + 9 = 0
0 + 1x = 6 + 9
1x = 6 + 9

Combine like terms: 6 + 9 = 15
1x = 15

Divide each side by '1'.
x = 15

Simplifying
x = 15

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