6. The solution of the equations x-y=2 and x+y=4 is:
(a)3 and 1
(b)4 and 3
(C)5 and 1
(d)-1 and -3
Answers
Answered by
4
Answer:
a is the option brainlist
Answered by
11
Answer:
a) 3 and 1
Step-by-step explanation:
x+y=4.......(1)
x-y=2......(2)
x=2+y
Substituting value of x in eq.(1)
=> x+y=4
=>2+y+y=4
=>2y=4-2
=>2y=2
=>y=2/2
=>y=1
To find x,
x=2+y
=2+1
=3
1
Hence, x=3 and y=1
so correct option is a)3 and 1
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