Julian has 56 books arranges them in seven groups. julian buys 16 more books and groups them in the same way as his other books. write an eaquation to sho how may groups of books, g, julian has in all. then solve.

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

(25 ! ) what does it mean for an equation to have no solution or infinitely many solutions?

Which is the graph of g(x) = ⌈x + 3⌉? image for option 1 image for option 2 image for option 3 image for option 4