Question

Calcular O Valor De X Nas Proporções: A) 25/17 = 6300/x B) 4/6 = x/x+1

Answer 1

A) 25/17 = 6300/x
>> 25x = 6300x17
>> 25x = 107.100
>> x = 107.100/25
>> x = 4.284

B) 4/6 = x/x+1
>> 6x = 4x + 1
>> 6x-4x = 1
>> 2x = 1
>> x = 1/2
>> x = 0,5