4) Deborah records the number of minutes late, t, for trains arriving at a station.
The histogram shows this information.
30
207
Frequency
density
107
20
10
15
Number of minutes late
(n) Find the number of trains that Deborah recorded
2

Write each expression in exponential form and find its value.| ! 2 x 2 x 2 x 2

Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.

Can someone me and do the problem plz so i can understand it more better