Question

Resolva as operações:
A) 25/x = 250/35
B) 76/212=19/x

Me ajudem

Answer 1

a)

$\frac{25}{x} = \frac{250}{35} 250x = 25*35 250x = 875 x = 3,5$

b)

$\frac{76}{212} = \frac{19}{x} 76x = 19*212 76x = 4.028 x = 53$

Answer 2

A)

25 250
x    35
250x=875
x=875/250
x=3,5

B)

76  19
212  x
76x=4028
x=4028/76
x=53