Find he value of k if,x=1,y=2 is a solution of the equation x-2y+k=0
Answers
Answered by
3
x=1 y=2
x-2y+k=0
1-2×2+k=0
1-4+k=0
-4+k=1
k=1+4
k=5
hope it will help you.
PLZZ MARK IT AS BRAINLIEST
x-2y+k=0
1-2×2+k=0
1-4+k=0
-4+k=1
k=1+4
k=5
hope it will help you.
PLZZ MARK IT AS BRAINLIEST
siddharth052003:
Sorry, your wrong answer is wrong. When you move a number from one side of (equal to) to the other side, it’s sign changes. Here, you didn’t change the sign of 1.
Answered by
0
x = 1, y = 2
Polynomial : x - 2y + k = 0
Substituting the values of x and y, we get
1 - 2(2) + k = 0
1 - 4 + k = 0
-3 + k = 0
k = 3
Polynomial : x - 2y + k = 0
Substituting the values of x and y, we get
1 - 2(2) + k = 0
1 - 4 + k = 0
-3 + k = 0
k = 3
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