Nightmares 80568

At the dream market, she offered the Sphinx to a traveler for four dreams, seven illusions, two naps, and one nightmare. Another has seven dreams, four illusions, four naps, and two nightmares. The Sphinx always measures the same for all travelers.
How many illusions was one dream worth?

Correct answer:

s = 10i

Step-by-step explanation:

4s=7i+2a+1m 7s=4i+4a+2m=4i+2(2a+1m)  x = 2a+1m  4s = 7i+x 7s = 4i+2x  8s = 14i+2x 7s = 4i+2x  (87)s= (144)i +(22)x 1s= 10i +0x  s=10i



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