Question

1) $frac{2}{9}$у=-4 2)-5,2х=0,13 3)$1frac{2}{3}$а=3 4)$frac{12}{13}$х=1 5)-$frac{1}{8}$у=8

Answer 1

№1
$frac{2}{9}y=-4 y= frac{-4}{ frac{2}{9} } = frac{x}{y} =-18$
№2
$-5.2x=0.13 x= -0.025$
№3
$1frac{2}{3} a=3; frac{5}{3} a=3;a=1.8$
№4
$frac{1}{8} y=8;y=64$