Is three forths bigger than four fifths

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

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.