Question

Solve the following simultaneous equations:
1. x + y = 7; 3x – 2y = 11​

Answer 1

Answer:

y=2

Step-by-step explanation:

x=7-y

3x-2y=11

3×(7-y)-2y=11

21-3y-2y=11

-5y=-21+11

-5y=-10

y=2