12th grade
posted by rearranging formulae .
make the subject (p)
p+3=(pq+r)/2

2p + 3 = pq + r
Transpose terms by subtracting pq and 3 from both sides.
2p  pq = r  3
p(2  q) = r  3
p = (r3)/(2q)
posted by rearranging formulae .
make the subject (p)
p+3=(pq+r)/2
2p + 3 = pq + r
Transpose terms by subtracting pq and 3 from both sides.
2p  pq = r  3
p(2  q) = r  3
p = (r3)/(2q)