Question

7/6=28/3x calcule o valor de x na proporção

Answer 1

7/6=28/3x
7.3x=6.28
21x=168
x=168/21
x=8

Answer 2

7/6=28/3x

7/6 × 3x = 28 >> 7 × 3x/6 = 28

21x/6 = 28

7x/2 = 28 >> 7x = 28 × 2

7x = 56

x = 56/7

x = 8