Asked by Tomas

(2np.3r/4r)-(2np-3n)=?

a. -1/2np+3n
b. -1/2np-3n
c. -np/2r+3n
d. 1/2np+3n
e. 1/2np-3n

Please answer and explan
Answered by Steve
2np*3r/4r = 3np/2
Now subtract the rest

3/2 np - 2np + 3n
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