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Mathematics
Codi
5 May, 09:17
Substitution Problem:
x+5y=4
3x+15y=-1
+2
Answers (
1
)
Ricardo Franco
5 May, 13:10
0
X = 4-5y
3 (4-5y) = -1
12-15y=-1
-15y=-13
y=-13/-15 = 13/15
x=4-5 (13/15) = 4-13/3
There's no solution
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