Math help please Doug estimates that his soccer team will win 7 games this year. The team actually wins 10 games. What is the percent error of Doug’s estimate? Round the percent to the nearest tenth if necessary.

please give a step- by -step explanation to help me understand

Line l passes through points (0,4) and (3,6) what is the slope of a line that is parallel to line l -2/3 -3/2 2/3 3/2

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

If the discriminant if a quadratic equation is 4 which statement describes the roots?