9a-7c=4

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Solution for 9a-7c=4 equation: 


Simplifying
9a + -7c = 4

Solving
9a + -7c = 4

Solving for variable 'a'.

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

Add '7c' to each side of the equation.
9a + -7c + 7c = 4 + 7c

Combine like terms: -7c + 7c = 0
9a + 0 = 4 + 7c
9a = 4 + 7c

Divide each side by '9'.
a = 0.4444444444 + 0.7777777778c

Simplifying
a = 0.4444444444 + 0.7777777778c

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