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2x+y=5 x+3y=5 a.(5,0) b.(2,1)
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2x+y=5
x+3y=5

a.(5,0)
b.(2,1)

User James Wong
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1 Answer

2 votes
2x + 1y = 5 ⇒ 6x + 3y = 15
1x + 3y = 5 ⇒ 1x + 3y = 5
5x = 10
5 5
x = 2
2x + y = 5
2(2) + y = 5
4 + y = 5
- 4 - 4
 y = 1
 (x, y) = (2, 1)

The answer is B.
User Teaqu
by
8.1k points
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