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5 votes
Solve the equation: -2/5 n = -30
A. n=-75
B. n=-12
C. n=12
D. n=75

2 Answers

0 votes
 two negatives make a positive, so the question is basically 2/5 x 30. 30/5 is 6, so 1/5 of 30 is 6. we want 2/5 so we double 1/5 and get 12. The correct answer is n.
answered
User Oyalhi
by
8.0k points
3 votes
Assuming your equation is: -2/5n = -30

-2/5n = -30 <- We get rid of the "/5n" by multiplying each side by 5n
-2 = -30 * 5n
-2 = -150n
-1 = -75n
75n = 1

But this doesn't match up with any of your answers, so if you wouldn't mind giving me the equation again, i'll work it out

answered
User Alistair Knock
by
8.5k points

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