3 years ago

Solve the proportion 35/30 = 28/? A. 48 B. 23 C. 24 D. 46

Mathematics

1 answer:

koban [17]3 years ago

6 0

Answer:

C. 24

Step-by-step explanation:

by algebra:

let "?" be x

35/30 = 28 / x (multiply both sides by 30)

35 = (28/x) (30) (multiply both sides by x)

35x = (28)(30)

35x = 840 (divide both sides by 35)

x = 840 / 35

x = 24

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