3 and 7 have a gcf of 1
5 and 11 have a gcf of 1
17 and 23 have a gcf of 1
You just subtract 4 from 20
20-4 which is 16
He could add / subtract by the past amount with the next amount to figure out.
22.75-15.80= 6.95
15.80-12.83= 2.97
30.50-12.83= 17.67
30.50-7.02= 23.48
Kind of like that, hope that helps! :)
Answer: 26 miles
Step-by-step explanation:
20*0.3=6
(0.3 is 30%)
20+6=26 miles
Answer:
Step-by-step explanation:
The shop sold 70 ice cream cones. It means that x + y = 70Small cones cost 3.95 and large cones cost 5.75. The total sales made from the selling 70 ice creams is $370.10. It means that 3.95x + 5.75y = 370.1 - - - - - - - - - -1Substituting x = 70 - y into equation 1, it becomes3.95(70 - y) + 5.75y = 370.1276.5 - 3.95y + 5.75y = 370.1- 3.95y + 5.75y = 370.1 - 276.51.8y = 93.6y = 93.6/1.8y = 52x = 70 - 52x = 18
Read more on Brainly.com - brainly.com/question/14570469#readmore