Question

A) 3x/8 = 1/2


B) X/2/5 = -8


Alguem poderia responder?

Answer 1

A) 3x/8 = 1/2

6x = 8

x = 8/6 = 4/3

B) X/2/5 = -8

x = (2/5).-8

x = -16/5

Answer 2

Oi...

$\frac{3x}{8} =1/2\\\\6x=8\\\\x=8/6:2\\\\x=4/3\\\\\\b)\\\\\frac{x}{\frac{2}{5}}=-8\\\\\frac{5x}{2}=-8\\\\x=-16/5$

Espero ter ajudado