4a-5b=7forb

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Solution for 4a-5b=7forb equation: 


Simplifying
4a + -5b = 7forb

Solving
4a + -5b = 7bfor

Solving for variable 'a'.

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

Add '5b' to each side of the equation.
4a + -5b + 5b = 5b + 7bfor

Combine like terms: -5b + 5b = 0
4a + 0 = 5b + 7bfor
4a = 5b + 7bfor

Divide each side by '4'.
a = 1.25b + 1.75bfor

Simplifying
a = 1.25b + 1.75bfor

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