13+2y=9x 3y =7x ( by elimination method )
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Answered by
65
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hdewangan:
Can u tell me this is the question of which class?
Is it of 10th?
but this question is in my 9th cls book
no
oh. No problem. If u need any other help u can ask me
Answered by
38
Hey
Here is your answer,
13+2y=9x
9x-2y=13------------eq.1
3y=7x
7x-3y=0-----------eq.2
Solving both the equation,
Eq. 1 x 3 ➡27x - 6y=39
Eq. 2x 2 ➡14x - 6y =0
----------------------
13x = 39
X=3
Substituting the value of x in equation 2,
7x-3y=0
7x3-3y=0
-3y=-21
Y=7
Hope it helps you!
Here is your answer,
13+2y=9x
9x-2y=13------------eq.1
3y=7x
7x-3y=0-----------eq.2
Solving both the equation,
Eq. 1 x 3 ➡27x - 6y=39
Eq. 2x 2 ➡14x - 6y =0
----------------------
13x = 39
X=3
Substituting the value of x in equation 2,
7x-3y=0
7x3-3y=0
-3y=-21
Y=7
Hope it helps you!
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