Question

Alguém pode me ajudar ?


achar o valor x 

x-1 / x-2 = 3/2

Answer 1

$\dfrac{x-1}{x-2}=\dfrac{3}{2}$

$2(x-1)=3(x-2)$

$2x-2=3x-6$

$2x-3x=-6+2$

$-x=-4$

$x=4$