itachiuchihakujo

4 Questions
4 Answers

+1

50

1

+29

HELP!!!

Duncan found a set of positive integers less than 50 such that no two of them sum to a multiple of 7. What is the largest number of integers in Duncan's collection?

itachiuchihakujo Jan 15, 2021

0

48

1

+29

N is a four-digit positive integer. Dividing N by 9 , the remainder is 5. Dividing N by 7, the remainder is 3. Dividing

N is a four-digit positive integer. Dividing N by 9 , the remainder is 5. Dividing N by 7, the remainder is 3. Dividing N by 5, the remainder is 1. What is the smallest possible value of N?
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itachiuchihakujo Jan 11, 2021

+2

58

2

+29

Need help please

For what values of j does the equation ( 2 x + 7 )( x - 5) = - 43 + jx have exactly one real solution?

itachiuchihakujo Jan 9, 2021

+1

48

3

+29

Need help

1.Twelve hungry teenagers can devour a very large pizza in 20 minutes. How many teenagers would it take to finish a very large pizza in 15 minutes? (Assume that all teenagers eat pizza at the same rate.)

2.Tina lives 30 miles away read more ..

itachiuchihakujo Jan 5, 2021

+29

+1

i am having trouble with this problem too so what did you get for the answer

itachiuchihakujoJan 20, 2021

+29

+2

There is no question to give a answer

itachiuchihakujoJan 11, 2021

+29

+1

5x-4y=7

-4y=7-5x

y=7-5x/-4 or y= - 7-5x/4

itachiuchihakujoJan 11, 2021

+29

0

5637699669

itachiuchihakujoJan 5, 2021