Question

2y-x=0 , 10x+15y= 105​

Answer 1

Answer:

2y-x=0 ... 1

10x+15y=105 ... 2

multiplying equation 1 by 10 we get

20y-10x=0 ... 3

adding equation 2 and 3 we get

35y=105

y=3

x=6

Step-by-step explanation:

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Answer 2

Answer:

2y-x= 0....(1)

x= 2y

by putting the value of x in equation.

10(2y)+15y= 105

30y+15y= 105

45y= 105

y= 105/45

y= 7/3

by putting value in 1st equation

2(7/3)-x= 0

14/3-x= 0

x= 14/3.

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