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Theresa Maddox
Mathematics
3 January, 21:36
Solve the system of equations.
3x+5y=9
3x+2y=3
+5
Answers (
1
)
Rashad
3 January, 21:53
0
Eliminate
multiply 2nd equtaon by - 1 and add to first
3x+5y=9
-3x-2y=-3 +
0x+3y=6
3y=6
divide by 3
y=2
sub back
3x+2y=3
3x+2 (2) = 3
3x+4=3
minus 4 both sides
3x=-1
divide by 3
x=-1/3
(x, y)
(-1/3,2)
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