Which two ordered pairs represent a proportional relationship? A.
(1, 1) and (2, 2)
B.
(2, 1) and (2, 2)
C.
(3, 2) and (2, 2)
D.
(1, 1) and (2, 3)

Hannah is 3 years older than twice her brother joey’s age. joey is 2 years old. how old is hannah? show all of your work! the number of students is five more than seven times the number of teachers. there are 10 teachers. how many students are there? be sure to show all of your work!

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

Find the value of the variable and the length of each secant segment.