Question

Resolver el sistema de ecuacion
6x-5y=-9
4x+3y=13

Answer 1

x=(-9+5y)/6

x=(13-3y)/4

(-9+5y)/6=(13-3y)/4

-45+20y=78-18y

20y+18y=78+45

38y=123

y=123/38

x=(13-3×123/38)/4

x=125/152