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Noble Bogan

Lvl 10
4y ago

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Wiki User

15y ago

x + y = 6

x - y = 4 Add the equations together. This will eliminate the 'y' terms.

2x.....= 10 : x = 5

By substituting for 'x' in either original equation enables y to be determined.

5 + y = 6 : y = 6 - 5 = 1

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Q: X plus y equals 6 x - y equals 4?
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