Clarence solved the equation 3 x + 15 = 33 and showed the following work. did he do the work correctly?

3 x + 15 = 33
3 x + 15 - 15 = 33
3 x = 33
=
x = 11

which of the following is true?

a. x is 11.
b. x should be 6.
c. x should be 16.
d. x should be 99.

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

Bag a contains 3 white marveled and 2 marbles bag b contains 6 white marbles and 3 red marbles a person draws one marbles from each bag find the probability that both marbles are white

An animal shelter spends $4.00 per day to care for each bird and $6.50 per day to care for each cat. olivia noticed that the shelter spent $212.00 caring for birds and cats on thursday. olivia found a record showing that there were a total of 38 birds and cats on thursday. how many birds were at the shelter on thursday?