If represents apples that cost $0.35 each and b represents bananas that cost $0.20 each , what is the total cost based on the expression above include all necessary work to support your answer

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

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.)

Find two consexutive odd integers such that the sum of their square is 650