Create the sum of 100 using two or three triangle numbers. For example,
83= 10+28+45

- hurry please!

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re

Julia bought 7 hats a week later half of all her hats were destroyed in a fire. there are now only 12 hats left with how many did she start