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Inessa [10]
3 years ago
13

Solve each system by multiplying. Check ur answer.

Mathematics
1 answer:
kondor19780726 [428]3 years ago
7 0
Multiply all terms in the first equation by 2 and all terms in the second by 3.
You should obtain:

6x + 16y = 34
-6x + 27y = 9
------------------
       43y =43, and so y = 1.  Subbing 1 for y in the first eq'n, we get

3x + 8(1) = 17, or 3x = 9, or x = 3.

The solution is (3, 1).
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