Question

18.Solve for x & y: 2x+6y=6
X-y=3​

Answer 1

Answer:

I am doing a few shortcut I hope you must be that much intelligent understand this answer

multiplying x minus Y is equal to 3 by 2 we get 2x- 2y=6

on subtracting this equation from 2x+6Y=6 we get

y=0and x=3

Answer 2

Answer:

Hey mate,

Here is ur answer....

Given: x-y=3

y =3+x

2x + 6y=6

2x + 6(3+x) = 6

2x + 9 +6x = 6

8x + 9 = 6

8x = 6-9

x = -3/8

y = 3+(-3/8)

= 24-3/8 = 21/8

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