Solve the system of equations using substitution y = 3-4x y = 3x -11

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

What is the 8th term of the geometric sequence with this explicit formula? an= )(n-1)

2pointswhat is the best next step in the construction of the perpendicular bisector ofab?