Question

7. Solve for x and y: x-3y = 0, x+2y = 20.

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Answer 1

Answer:

x=12 and y=4

Step-by-step explanation:

x-3y=0

x+2y=20

---------------

-5y=-20

y=4

the substitute y in x-3y=0

x=3y

x=12

Answer 2

Answer:

the before is correct

Step-by-step explanation:

yes yes of course Delhi for answer is correct only