6x-5+3x-7=2x+9

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Solution for 6x-5+3x-7=2x+9 equation:


Simplifying
6x + -5 + 3x + -7 = 2x + 9

Reorder the terms:
-5 + -7 + 6x + 3x = 2x + 9

Combine like terms: -5 + -7 = -12
-12 + 6x + 3x = 2x + 9

Combine like terms: 6x + 3x = 9x
-12 + 9x = 2x + 9

Reorder the terms:
-12 + 9x = 9 + 2x

Solving
-12 + 9x = 9 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-12 + 9x + -2x = 9 + 2x + -2x

Combine like terms: 9x + -2x = 7x
-12 + 7x = 9 + 2x + -2x

Combine like terms: 2x + -2x = 0
-12 + 7x = 9 + 0
-12 + 7x = 9

Add '12' to each side of the equation.
-12 + 12 + 7x = 9 + 12

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

Combine like terms: 9 + 12 = 21
7x = 21

Divide each side by '7'.
x = 3

Simplifying
x = 3

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