the sum of age of father and son is 40 yrs. if they both live on till son becomes as old as father is now, sum of ge will be 96 yrs. find present ages? ​

What expression is equivalent to 42x-56y

X+ y = 5 ; x - y =3 solve using linear combination

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.)