Aculture started with 5,000 bacteria. after 4 hours, it grew to 5,500 bacteria. predict how many bacteria will be present after 13 hours. round your answer to a whole number.

Solve the equation. 2x - 8(x+1)= 6(2x - 3)

Solve the following: 12(x^2–x–1)+13(x^2–x–1)=25(x^2–x–1) 364x–64x=300x

Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.