If 15x+17x=21 and 17x+15x=11 then find the value of x+y.
Answers
Answered by
4
Answer:
the value of x+y is 1
Step-by-step explanation:
Add both the equations and then divide through by 32
Answered by
3
Answer:
Step-by-step explanation:
15x+17y=21......(1)
17x+15y=11.......(2)
Add equation (1) - (2)
32x+32y=32
Dividing both sides by 32 ,
X+y=1
Similar questions