7x-9=3y

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Solution for 7x-9=3y equation:


Simplifying
7x + -9 = 3y

Reorder the terms:
-9 + 7x = 3y

Solving
-9 + 7x = 3y

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 7x = 9 + 3y

Combine like terms: -9 + 9 = 0
0 + 7x = 9 + 3y
7x = 9 + 3y

Divide each side by '7'.
x = 1.285714286 + 0.4285714286y

Simplifying
x = 1.285714286 + 0.4285714286y

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