Question 628965
x+y=6
-x+y=4
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Elimination is best for this system.
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x+y=6
-x+y=4
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2y = 10
y = 5
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x = 1
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Using substitution:
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x+y=6
-x+y=4 --> y = x+4
Sub for y in the 1st eqn
x + (x+4) = 6
2x + 4 = 6
2x = 2
x = 1
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etc