Question

Calcular el calor de X para que los pares de fracciones sean equivalentes

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Answer 1

Respuesta:

a)

x/4 = -6/2

x = -3*4

x = -12

b)

x/6 = 3/4

x = 18/4

x = 9/2

c)

3/5 = x/15

(15*3)/5 = x

x = 9

d)

4/x = -2/1

x = (4*1)/-2

x = -2

e)

-4/7 = 3/x

x = (-4*3)/7

x = -12/7