Answer:

1.n=16

2.n=2

3.n=3

4.n=3

5.n=35

Step-by-step explanation:

1. 9:n=45:80

45n=9*80

45n=720

n=720/45

n=16

2. n:5=14:35

35n=5*14

35n=70

n=70/35

n=2

3.9:15=n:5

15n=9*5

15n=45

n=45/15

n=3

4. 2:n=4:6

4n=6*2

4n=12

n=12/4

n=3

5.25:n=5:7

5n=25*7

5n=175

n=35

Answer:

yaan na ang sagot ✅⤴️⤴️⤴️⤴️⤴️⤴️