8a+3y=42

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Solution for 8a+3y=42 equation: 


Simplifying
8a + 3y = 42

Solving
8a + 3y = 42

Solving for variable 'a'.

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

Add '-3y' to each side of the equation.
8a + 3y + -3y = 42 + -3y

Combine like terms: 3y + -3y = 0
8a + 0 = 42 + -3y
8a = 42 + -3y

Divide each side by '8'.
a = 5.25 + -0.375y

Simplifying
a = 5.25 + -0.375y

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