Please solve it step by step...
urgently...
Share
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Answer:
Step-by-step explanation:
let 1/x+y be a and 1/x-y be b
10a+ 2b= 4 and 15a + 5b = -2
after solving two equation we get a = 12/10 and b= -8
so x= 10 /12 and y = -1/8
Verified answer
Step-by-step explanation:
Let
x+y
1
=u&
x−y
1
=v
then
(10u+2v=4)3
(15u−5v=−2)2
10u+2=4
u=
5
1
−(30u−10v=−4)
__________________
16v=16
__________________
v=1;u=
5
1
=0.2
x+y
1
=
5
1
;x+y=5
x−y
1
=1;x−y=1
x+y=5
x−y=1
_________
2x=6
_________
x=3&y=2
plz make me as brainliest.