9x+1+3x+2-81=0

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Solution for 9x+1+3x+2-81=0 equation:


Simplifying
9x + 1 + 3x + 2 + -81 = 0

Reorder the terms:
1 + 2 + -81 + 9x + 3x = 0

Combine like terms: 1 + 2 = 3
3 + -81 + 9x + 3x = 0

Combine like terms: 3 + -81 = -78
-78 + 9x + 3x = 0

Combine like terms: 9x + 3x = 12x
-78 + 12x = 0

Solving
-78 + 12x = 0

Solving for variable 'x'.

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

Add '78' to each side of the equation.
-78 + 78 + 12x = 0 + 78

Combine like terms: -78 + 78 = 0
0 + 12x = 0 + 78
12x = 0 + 78

Combine like terms: 0 + 78 = 78
12x = 78

Divide each side by '12'.
x = 6.5

Simplifying
x = 6.5

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