7a+2b=13

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Solution for 7a+2b=13 equation: 


Simplifying
7a + 2b = 13

Solving
7a + 2b = 13

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.
7a + 2b + -2b = 13 + -2b

Combine like terms: 2b + -2b = 0
7a + 0 = 13 + -2b
7a = 13 + -2b

Divide each side by '7'.
a = 1.857142857 + -0.2857142857b

Simplifying
a = 1.857142857 + -0.2857142857b

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