Consider the following expression -2m(m+n-4)+5(-2m+2n)+n(m+4n-5)

which of the following is an equivalent expression?

A: -10m^+4n^2-mn-2m+5n

B: -10m^2+4n^2-3mn-2m+5n

C: -2m^2+4n^2-mn-2m+5n

D: -2m^2+4n^2=3mn-2m+5n

Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?

Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given

Daniel expanded the expression as shown below -2(-8x-4y+3/4)=-10x-8y-11/4 what errors did he make? check all that apply