Question

1. 2x+3y+4=0; x-sy=11
2 2x-7y=7; 3x + y = 22 solve the simultaneous equation by substitution method and write the solution for the equation .....plz guys help it's urgent​ I will definitely mark you as brainliest ✌️✌️

Answer 1

Answer:

2x+3y=-4....eq 1

x-5y=11........eq 2

Step-by-step explanation:

multiply eq 2 by 2

=2(x-5y=11)

=2x-10y=22 ....eq 3

substract eq 1 and 3

2x+3y=-4

-2x+10y=-22

=13y=-26

=y=-26/13

=y=-2