Ty has 4 times as many shells as Erin does, Erin has 36 shells. She wants to know the total number of shells Ty has. She solves the problem with a number sentence:
36 X 4 = 144
Which problem can Erin use to check the answer?
O A 36-4
ООО
B. 369
O C. 144:4
OD. 144 x 4
E. 144 x 36

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

40 describe the outliers from the scatter plot.

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9