Make the t the subject P = 3 - 2t / 4 + t Working please :) thanks!?

2017-02-21 1:02 am

回答 (3)

2017-02-21 1:09 am
P = (3 - 2t) / (4 + t)
P (4 + t) = 3 - 2t
4P + Pt = 3 - 2t
Pt + 2t = 3 - 4P
(P + 2) t = 3 - 4P
t = (3 - 4P) / (P + 2)
2017-02-21 5:56 am
-2t/4=-1/2t
p=3-1/2t+t=3+1/2t
p-3=1/2(t) then t =2(p-3)
2017-02-21 1:08 am
Pt + 4P = 3 - 2t
t(P + 2) = (3 - 4P)
t = (3 - 4P) / (P + 2)


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