y+4x=b

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Solution for y+4x=b equation: 


Simplifying
y + 4x = b

Reorder the terms:
4x + y = b

Solving
4x + y = b

Solving for variable 'x'.

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

Add '-1y' to each side of the equation.
4x + y + -1y = b + -1y

Combine like terms: y + -1y = 0
4x + 0 = b + -1y
4x = b + -1y

Divide each side by '4'.
x = 0.25b + -0.25y

Simplifying
x = 0.25b + -0.25y

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