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Elza [17]
4 years ago
10

2x + 3y = 4 and - x + 4y = 7 Tell whether the ordered pair (-1,2) is a

Mathematics
1 answer:
otez555 [7]4 years ago
7 0

Answer:

no

Step-by-step explanation:

We can test the values.

-(-1)+4(2)=7

1+4(2)=7

1+8=7

9=7

Since 9 and 7 are not equal, the ordered pair -1, 2 is not a solution.

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