3-a=4w-9

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Solution for 3-a=4w-9 equation:


Simplifying
3 + -1a = 4w + -9

Reorder the terms:
3 + -1a = -9 + 4w

Solving
3 + -1a = -9 + 4w

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + -1a = -9 + -3 + 4w

Combine like terms: 3 + -3 = 0
0 + -1a = -9 + -3 + 4w
-1a = -9 + -3 + 4w

Combine like terms: -9 + -3 = -12
-1a = -12 + 4w

Divide each side by '-1'.
a = 12 + -4w

Simplifying
a = 12 + -4w

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