Question

Resolva o sistema de equação,3x+2y=7,. 5x+y=7

Answer 1

$ola$´ $\ !!!$

$3x+2y=7\\5x+y=7\\\\8x=14\\x=14/8\\x=1.75\\\\3x+2y=7\\5.25+2y=7\\2y=7-5.25\\2y=1.75\\y=1.75/2\\y=0.87\\\\\\S:[0.87]\\\\5x+y=7\\8.75+y=7\\y=7-8.75\\y=1.75\\\\S:[1.75]\\\\espero \ ter \\ ajudado \ \\\\Att: Jovem \ Lenda$´$rio$