5a-2b=140

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Solution for 5a-2b=140 equation: 


Simplifying
5a + -2b = 140

Solving
5a + -2b = 140

Solving for variable 'a'.

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

Add '2b' to each side of the equation.
5a + -2b + 2b = 140 + 2b

Combine like terms: -2b + 2b = 0
5a + 0 = 140 + 2b
5a = 140 + 2b

Divide each side by '5'.
a = 28 + 0.4b

Simplifying
a = 28 + 0.4b

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