px+rx=d

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Solution for px+rx=d equation: 


Simplifying
px + rx = d

Solving
px + rx = d

Solving for variable 'p'.

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

Add '-1rx' to each side of the equation.
px + rx + -1rx = d + -1rx

Combine like terms: rx + -1rx = 0
px + 0 = d + -1rx
px = d + -1rx

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

Simplifying
p = dx-1 + -1r

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