12th Grade Maths
posted by daz .
make p the subject in both equtions
ap+b=cdp
q  1/2 p=63q

ap+b=cdp
Add dp and subtract b from both sides of equation.
ap + dp = c b
p(a+d) = cb
Divide both sides by a+d.
p = (cb)/(a+d)
I'll let you do the second equation.
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