7letters22 7letters22

10-01-2020
Mathematics

contestada

solve the proportion using cross products 8/12 = y/30
A: y = 18
B: y = 24
C: y = 25
D: y = 20

Respuesta :

Chelboy Chelboy

10-01-2020

Answer:y=20

Step-by-step explanation:

8/12=y/30

Cross product

8×30=y×12

240=12y

Divide both sides by 12

240/12=12y/12

20=y

Y=20

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