Question

Resolva os sistemas PFVV
a) x+y=2
3x+2y=6

b)x+y=3
2x+3y=8

c)x+y=6
2x+y=4

Answer 1

A- $\left \{ {{y=0} \atop {x=2}} \right.$

B-$\left \{ {{y=2} \atop {x=1}} \right.$