3x+8y=306x-y=9

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Solution for 3x+8y=306x-y=9 equation:


Simplifying
3x + 8y = 30

Solving
3x + 8y = 30

Solving for variable 'x'.

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

Add '-8y' to each side of the equation.
3x + 8y + -8y = 30 + -8y

Combine like terms: 8y + -8y = 0
3x + 0 = 30 + -8y
3x = 30 + -8y

Divide each side by '3'.
x = 10 + -2.666666667y

Simplifying
x = 10 + -2.666666667y

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