Please help ASAP
Find the sum of 2 x^2 + 3 x - 4, 8 - 3 x , and -5 x^2 + 2.
A. -3 x2 - 2
B. -7 x2 - 2
C. -3 x2 + 6
D. -7 x2 - 6 x - 2

According to the number line, what is the distance between points a and b? v ++ + + + + -16 -14 -12 -10 -8 + 6 + 4 + -2 + 0 + 2 + 4 + 6 + 8 + 10 + 12 + 14 + 16 o6 units o 7 units 12 units o 14 units

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18