Question

Qual é o valor de X da equação? 4/X = 14/350.80/120

Answer 1

$\dfrac{4}{x} = \dfrac{14}{350} \times \dfrac{80}{120} \\\\\\\ \dfrac{4}{x}= \dfrac{1120}{42000} \ Multiplica\ cruzado\\\\\\\\\\ 1120x= 168000\\\\\\x= \dfrac{168000}{1120} \\\\\\x=150$


Forte abraço!

Answer 2

Boa tarde Carini 

4/x = 14/350 * 80/120 

simplificação

4/x =  1/25 * 2/3 = 2/75 

x/4 = 75/2
x = 4*75/2 = 2*75 = 150