2x + y = 11...(1) 5x-2y= 5...(2)
Given the above system of two equations in two variables, which one of the following equations does
NOT have the same solutions for x and y?
A 7x - y = 16
B 12x + 3y = 40
Cx-y= -2
D 12x – 3y = 21

Answer is B

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.