9x+3y-4=8

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Solution for 9x+3y-4=8 equation:


Simplifying
9x + 3y + -4 = 8

Reorder the terms:
-4 + 9x + 3y = 8

Solving
-4 + 9x + 3y = 8

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 9x + 4 + 3y = 8 + 4

Reorder the terms:
-4 + 4 + 9x + 3y = 8 + 4

Combine like terms: -4 + 4 = 0
0 + 9x + 3y = 8 + 4
9x + 3y = 8 + 4

Combine like terms: 8 + 4 = 12
9x + 3y = 12

Add '-3y' to each side of the equation.
9x + 3y + -3y = 12 + -3y

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

Divide each side by '9'.
x = 1.333333333 + -0.3333333333y

Simplifying
x = 1.333333333 + -0.3333333333y

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