3x-7=9x+2

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


Simplifying
3x + -7 = 9x + 2

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

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

Solving
-7 + 3x = 2 + 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.
-7 + 3x + -9x = 2 + 9x + -9x

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

Combine like terms: 9x + -9x = 0
-7 + -6x = 2 + 0
-7 + -6x = 2

Add '7' to each side of the equation.
-7 + 7 + -6x = 2 + 7

Combine like terms: -7 + 7 = 0
0 + -6x = 2 + 7
-6x = 2 + 7

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

Divide each side by '-6'.
x = -1.5

Simplifying
x = -1.5

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