X-y=3 and 2x+3y=36 elimination method solve
Answers
Answered by
10
Step-by-step explanation:
multiply first eqn by 3
3x-3y=9
2x+3y=0
add both,
5x=9
x=9/5
substitute in eqn 1, Y=X-3=-6/5
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Answered by
9
Answer :
Multiply the equation x- y = 3 by 3
We get , 3x-3y= 9
Add with the second equation,
3x-3y=9
2x+3y=36
= 5x = 45
x = 45/5
x =9
Putting the value of x in equation 1
X-y =3
9-y=3
-y = 3-9
-y = -6
y = 6
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