Marcela e Daniel foram fazer compras Marcela comprou caixas com 15 barras de chocolates e Daniel comprou 3 caixas com 20 barras de chocolates cada. No final, ambos levaram a mesma quantidade em barras de chocolates. A quantidade de caixas que Marcela levou foi de: a) 4 caixas
b) 5 caixas
c) 6 caixas
d) 7 caixas

Which is the graph of the piecewise function f(x)? f(x)=[tex]f(x) = \left \{ {{-x+1, x\leq 0 } \atop {x+1, x\ \textgreater \ 0}} \right.[/tex]

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

Consider the following equation. 1/2x^3+x-7=-3sqrtx-1 approximate the solution to the equation using three iterations of successive approximation. use the graph below as a starting point. a. b. c. d.