rx+3=x

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Solution for rx+3=x equation: 


Simplifying
rx + 3 = x

Reorder the terms:
3 + rx = x

Solving
3 + rx = x

Solving for variable 'r'.

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

Add '-3' to each side of the equation.
3 + -3 + rx = -3 + x

Combine like terms: 3 + -3 = 0
0 + rx = -3 + x
rx = -3 + x

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

Simplifying
r = -3x-1 + 1

Reorder the terms:
r = 1 + -3x-1

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