8a+20b=100

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Solution for 8a+20b=100 equation: 


Simplifying
8a + 20b = 100

Solving
8a + 20b = 100

Solving for variable 'a'.

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

Add '-20b' to each side of the equation.
8a + 20b + -20b = 100 + -20b

Combine like terms: 20b + -20b = 0
8a + 0 = 100 + -20b
8a = 100 + -20b

Divide each side by '8'.
a = 12.5 + -2.5b

Simplifying
a = 12.5 + -2.5b

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