SOLUTION: Solve this equation for r: ar+b=p. r=

Algebra ->  Equations -> SOLUTION: Solve this equation for r: ar+b=p. r=       Log On


   

Question 50127: Solve this equation for r: ar+b=p. r=
Answer by tutorcecilia(2152) About Me  (Show Source):
You can put this solution on YOUR website!
ar+b=p [Original equation]
ar+b-b=p-b [Solve for r]
ar=p-b
ar/a=p-b/a
r=p-b/a
.
check by plugging (r=p-b/a) back into the original equatin
ar+b=p [Original equation]
a(p-b/a)+b=p
p-b+b=p
p=p [Checks out]