7a+b=57

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Solution for 7a+b=57 equation: 


Simplifying
7a + b = 57

Solving
7a + b = 57

Solving for variable 'a'.

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

Add '-1b' to each side of the equation.
7a + b + -1b = 57 + -1b

Combine like terms: b + -1b = 0
7a + 0 = 57 + -1b
7a = 57 + -1b

Divide each side by '7'.
a = 8.142857143 + -0.1428571429b

Simplifying
a = 8.142857143 + -0.1428571429b

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