Question #16551
Solve by substitution or elimination:
[x+Y=13
[2x-3y=1
[x+Y=13
[2x-3y=1
Expert's answer
x+y=13 => y=13-x&
2x-3y=1
2x-3(13-x)=1
2x-39+3x=1
5x=40
x=8& => y=13-x=13-8=5
2x-3y=1
2x-3(13-x)=1
2x-39+3x=1
5x=40
x=8& => y=13-x=13-8=5
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