Answer this please giving you 32 points

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

Suzanne began a trip with 18 1/2 gallons of gas in the gas tank of her car if she hughes 17 3/4 gallons on the trip how many gallons does she have left once she finish the trip

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.