Find solution thru substitution y = x-7 and -5x+y = 17

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

Which expression is equivalent to 3^3 + 2^2?

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.)