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Mathematics, 12.11.2019 22:31 lillyawesome28

Determine o valor de x nas proporções a seguir
a) 2/15 = 3/2x

b) 9/4 = x+2/x+3

c)x+5/x = 10/8

d) 3x/21 = 5/7

e) 2x-1/x+2 = 3/5

f) x-5/3 = x-1/4

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You know the right answer?
Determine o valor de x nas proporções a seguir
a) 2/15 = 3/2x

b) 9/4 = x+2/x+3

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