Write the algebraic expression for: “three times the difference of a number and 5.” *
a 3(x - 5)
b 3(5 - x)
c 3x - 5
d 5 - 3x

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)

3x = 729 solve for x plz . it's urgent. will mark

Aliter of water contains about 3.35 x 10^25 molecules. a certain river discharges about 2.9x 10^8 l of water every second. about how many molecules does the river discharge every minute? write your answer in scientific notation