15x+8y=42

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Solution for 15x+8y=42 equation: 


Simplifying
15x + 8y = 42

Solving
15x + 8y = 42

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.
15x + 8y + -8y = 42 + -8y

Combine like terms: 8y + -8y = 0
15x + 0 = 42 + -8y
15x = 42 + -8y

Divide each side by '15'.
x = 2.8 + -0.5333333333y

Simplifying
x = 2.8 + -0.5333333333y

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