Find the solutions of this system of equations. seperate the x-intercept and y-intercept values with a comma. x=0+y 6x-5y=23

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

Can someone me out here number 4 plz

An octagonal prism has jow many lateral faces?