2. which answer is equivalent to "y less than 2 times 7"?
a. y-2.7
b. (y-2).7
c. 2.7-y
d. 2.(7 - y)

Find the solutions for a triangle with a =16, c =12, and b = 63º

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?