3x+8y+13=0

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Solution for 3x+8y+13=0 equation:


Simplifying
3x + 8y + 13 = 0

Reorder the terms:
13 + 3x + 8y = 0

Solving
13 + 3x + 8y = 0

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + 3x + -13 + 8y = 0 + -13

Reorder the terms:
13 + -13 + 3x + 8y = 0 + -13

Combine like terms: 13 + -13 = 0
0 + 3x + 8y = 0 + -13
3x + 8y = 0 + -13

Combine like terms: 0 + -13 = -13
3x + 8y = -13

Add '-8y' to each side of the equation.
3x + 8y + -8y = -13 + -8y

Combine like terms: 8y + -8y = 0
3x + 0 = -13 + -8y
3x = -13 + -8y

Divide each side by '3'.
x = -4.333333333 + -2.666666667y

Simplifying
x = -4.333333333 + -2.666666667y

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