Respuesta :

reant
Hello,
3/5x+19−3/20x−7/35x+19−3/20x−7;
(3/5-3/20-7/35-3/20)x+(19+19-7);
(3/5-3/20-1/5-3/20)x+31;
(12-3-4-3/20)+31;
2/20x+31;
1/10x+31;

Bye :-)
texaschic101
3/5x + 19 - 3/20x - 7/35x + 19 - 3/20x - 7
84/140x + 19 - 21/140x - 28/140x + 19 - 21/140x - 7 =
84/140x - 70/140x + 38 - 7
14/140x + 31 =
1/10x + 31 <==