20a+9b=60

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Solution for 20a+9b=60 equation:


Simplifying
20a + 9b = 60

Solving
20a + 9b = 60

Solving for variable 'a'.

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

Add '-9b' to each side of the equation.
20a + 9b + -9b = 60 + -9b

Combine like terms: 9b + -9b = 0
20a + 0 = 60 + -9b
20a = 60 + -9b

Divide each side by '20'.
a = 3 + -0.45b

Simplifying
a = 3 + -0.45b

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