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Mathematics
Kaylynn Reyes
4 September, 05:18
If - 2x+3=7 and 3x+1=5+y, the value of y is
+3
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1
)
Mandy
4 September, 07:10
0
X = - 1
Step-by-step explanation:
If (x, y) = (-1, - 4), you have 5 (-1) - 3 (-4) = 7 and - 3 (-1) - 5 (-4) = 23, both of which are true statements. So x = - 1.
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