Question

método de igualación​

Answer 1

2{3×+2y=26

-3{2×-3y=-13

6×+4y=52

-6×+9y=39

13y=91

y=91÷13

y=7

2×-3(7)=-13

2×-21=-13

2×=-13+21

2×=-8

×=-8÷2

×=-4