When kyle drives to work at an avg
speed of 48mph he arrives 9 min late.
when he drives at an ave speed of
64 mph he arrives 9 min early.
at what speed should kyle travel in
order to arrive on time

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4