Answer:

Step-by-step explanation:
Quadratic formula: 


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Answer:
y = 25x+100
Step-by-step explanation: You are paying 25$ times how many months he stayed there, plus a 100 dollar sign up fee, so y = 25 dollars per month, plus 100 dollars.
Answer:
1.62533254
Step-by-step explanation:
2 x 2/9 Will Be Less Than 2