Answer:
y=17/5 ,x= 38
Step-by-step explanation:
-4+5y =13 add 4 both side
4-4+5y=13+4
5y=17
5y/5=17/5 y=17/5
x-5y=21
x-5(17/5)=21
x-17=21
x=21+17= 38
Answer: no
Step-by-step explanation: the answer is no
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</span><span>http://www.squiglysplayhouse.com/BrainTeasers/bt.php?id=119
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