How many solutions exist for the system of equations below? none
one
two
infinitely many

Which of the following is correct interpretation of the expression -4+13

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?

Yvaries directly as x. y =90 when x=6. find y when x=13