5a-12b=42

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Solution for 5a-12b=42 equation: 


Simplifying
5a + -12b = 42

Solving
5a + -12b = 42

Solving for variable 'a'.

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

Add '12b' to each side of the equation.
5a + -12b + 12b = 42 + 12b

Combine like terms: -12b + 12b = 0
5a + 0 = 42 + 12b
5a = 42 + 12b

Divide each side by '5'.
a = 8.4 + 2.4b

Simplifying
a = 8.4 + 2.4b

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