What is 9/10 of a yard

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer