Negative three times a number increased by seven less than -11

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∣∣

Which property is illustrated by the following statement? if hxa rgi, then rgi hxa.

2/3(-6y+9x) expand each expression using the distributive property