Use the substitution method to solve the system of equations. Choose the correct ordered pair.
16x-2y= 74
2x-2y= 4
O A. (6,3)
O B. (5, 3)
O C. (5, 0)
O D. (6, 0)

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

What is the measure of each of the two angles formed by the bisector of the diagonal of a rhombus if the original angle measures 58 degrees?