How many solutions does the system of equations have? 10x-16y=-16
2x+4y=-32
A) one
B) two
C) infinitely many
D) none

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?

What is the volume of a rectangular crate that has dimensions 9 inches by 9 inches by 1 feet? 1,458 in.3 121.5 in.3 1,012.5 in.3 36 in.3

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?