3-b=4a

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Solution for 3-b=4a equation:


Simplifying
3 + -1b = 4a

Solving
3 + -1b = 4a

Solving for variable 'b'.

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

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

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

Divide each side by '-1'.
b = 3 + -4a

Simplifying
b = 3 + -4a

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