ax=3x+b

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Solution for ax=3x+b equation: 


Simplifying
ax = 3x + b

Reorder the terms:
ax = b + 3x

Solving
ax = b + 3x

Solving for variable 'a'.

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

Divide each side by 'x'.
a = bx-1 + 3

Simplifying
a = bx-1 + 3

Reorder the terms:
a = 3 + bx-1

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