Can someone help me with this math problem? -5+2x^3+2x^3-3+4x^2-2x^2-x^3

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

Interest begins accruing the date of the transaction except for auto loans mortgages credit card cash advances credit card purchases

3x + 4y = 5 x- 3y = -7 solve by substitution