Answer: 30 $15 tickets and 20 $35 tickets
Step-by-step explanation:
.X%2BY=50
2.15X%2B35Y=1150
From eq. 1,
15X%2B15Y=750
Subtract from eq. 2,
15X%2B35Y-15X-15Y=1150-750
20Y=400
Y=20
Then,
X%2B20=50
X=30
30 $15 tickets and 20 $35 ticket
Hope it helps
Step-by-step explanation:
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Answer:
<em>8</em><em>+</em><em>s</em><em>+</em><em>n</em>
Step-by-step explanation:
Add s to 8=8+s
and add 3 to result=8+s+3
-1^3 - -1^2 +1= -1. ...........