Answer:
N=T/ 0.5a+0.5b I belive is your answer Mate:)
Step-by-step explanation:
0.5an+0.5bn=t
n(0.5a+0.5b)=t
Step 3: Divide both sides by 0.5a+0.5b.
n=t/0.5a+0.5b
T over 0.5a+0.5b