Question

Solve: 3x + y = 15
2x - y = 5​

Answer 1

Answer:

x=4, Y=3

Step-by-step explanation:

add both the equations

3x + y = 15

+

2x - y = 5

----------------------

5x=20

x=20÷5

x=4

put x=4 in eq.1

3*4 + y=15

12+y=15

y=15-12

y=3