(correct answer gets brainliest and full ratings )

tow number cubes are rolled. what is the probability that the sum of the numbers rolled is either a 3 or an 8?

a) 7/36

b) 1/6

c) 5/648

d) 1/144

6.(q^9)^2 a. 2q^18 b. q^18 c. q^81 d.q^11 7.(6q^6)^-4 a. 6q^1296 b. 1296q^2 c. 1/1296q^24 d. 6q^-24 8. what is the value of 12x^-3 y^-1 for x = -1 and y = 5? a. -12/5 b.-10 c.-0 d.5/12

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?