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xxTIMURxx [149]
3 years ago
5

Solve the system of equations. 3x+5y=9 3x+2y=3

Mathematics
1 answer:
Rasek [7]3 years ago
3 0
Eliminate
multiply 2nd equtaon by -1 and add to first

3x+5y=9
<u>-3x-2y=-3 +</u>
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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