Question

1)X+Y=14
X-Y=

2) X-Y=2
X+Y=13

3)6X+Y=2
22+×Y=66

4)15×-6Y=6
6X+Y=12

5)X-Y=10
8X+Y=2
ME AJUDEM POR FAVOR

Answer 1

1)X=14-Y. X=14-7
X=7

14-Y-Y=
-2Y=-14
Y=-14/-2
Y=7



2) X=2+Y. X=2+5.5
X=7.5
2+Y+Y=13
2Y=13-2
2Y=11
Y=11/2
Y=5.5


espero ter ajudado até aki