Skyler buts 8 t-shirts and 5 hats for $220. The next day, he buys 5 T-shirts and 1 hat for $112. Choose the system of equations that models the situation. A. 5t+8h=220
t+5h=112

B. 13(t-h)=220
6(t-h=112

C. 8t+5h=220
5t+h=112

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex

Which of the following is a solution of z^6 = 64i? 2(cos105° + isin105°) 2(cos120° + isin120°) 2(cos135° + isin135°) 8(cos15° + isin15°)