He difference of a number 40 and a number is 30. What is the number? a. 10
b. 11
c. 15
d. 20

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.