Find the exact area of the surface z = 1 + 2x + 3y + 4y^2, 1 ≤ x ≤ 7, 0 ≤ y ≤ 1.

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

Landon drove 103.5 miles on tuesday 320.75 miles on wednesday and 186.30 miles on thursday for work his company pays 0.07 $ for each mile he drives he expects to be paid more than $40,000 is he correct explain

The sum of four times a number and three is two times the number minus twenty nine