Emptypockets451
21.09.2019 •
Mathematics
Cody and steff ate dinner with their mother at a restaurant. the bill for the meal was $22.40. they want to leave a 15% too. how much should the tip be?
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Ответ:
hope this helps
Ответ:
(7,4)
RATE BRAINLIST
Step-by-step explanation:
y=-1/2x +7.5
-5x -2x+ 30=-19
-7x+30=-19
-7x =-49
x=7
7+2y=15
2y=8
y=4