Kelsey's preschool tuition is $180 per week. She receives a small discount for the honor roll, $50 per month. Her grandparents help out and pay 20% of her tuition. How much do her grandparents pay?

3× __ -2=15 7 2× __+1=7 5 7× =22 15 5× __+10=2 8 × __+4=20 6 × =10 3 × __+2=8 6 × __+8=8 9 × __+7=20 6

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

Which best explains why this triangle is or is not a right triangle?