7a+14y=21

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Solution for 7a+14y=21 equation: 


Simplifying
7a + 14y = 21

Solving
7a + 14y = 21

Solving for variable 'a'.

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

Add '-14y' to each side of the equation.
7a + 14y + -14y = 21 + -14y

Combine like terms: 14y + -14y = 0
7a + 0 = 21 + -14y
7a = 21 + -14y

Divide each side by '7'.
a = 3 + -2y

Simplifying
a = 3 + -2y

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