7x-28a=0

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Solution for 7x-28a=0 equation:


Simplifying
7x + -28a = 0

Reorder the terms:
-28a + 7x = 0

Solving
-28a + 7x = 0

Solving for variable 'a'.

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

Add '-7x' to each side of the equation.
-28a + 7x + -7x = 0 + -7x

Combine like terms: 7x + -7x = 0
-28a + 0 = 0 + -7x
-28a = 0 + -7x
Remove the zero:
-28a = -7x

Divide each side by '-28'.
a = 0.25x

Simplifying
a = 0.25x

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