Question

pode ser
@)39,5
b)35,5
c)11,5
d)42,5
e)1,5

Answer 1

Letra D.

$\frac{x-2}{3} -\frac{x+5}{5} -\frac{4}{1} =\frac{5(x-2)-3(x+5)-4(15)}{15}=\frac{5x-10-3x-15-60}{15} =\frac{2x-85}{15}$

$\frac{2x-85}{15} =0$

$2x-85=15.0$

$2x=85$

$x=\frac{85}{2} =42,5$