which pairs are solutions to the equation?
3xy + 9 = 33
a.
(8, 1) and (2, 6)
b.
(1, 11) and (2, 6)
c.
(1, 8) and (8, 1)
d.
(1, 8) and (1, 11)

3xy+9=33

A. 3*8*1+9=33; 3*2*6+9=45

(A. is not your answer)

B. 3*1*11+9=42; 3*2*6+9=45

(B. is not your answer)

C. 3*1*8+9=33; 3*8*1+9=33

(c. is your answer)

D. 3*1*8+9=33; 3*1*11+9=42

Your final answer, If that is confusing, is C. (1,8) and (8,1)

Step-by-step explanation:

7^8*7=

5764801 * 7= 40353607

A. 7^3*7^3= 343*343= 117649 <--- not the answer

B. 7^18/7^9= 40353607 < right answer

C. (7^3)^3= 343^3= 40353607  < right answer

D. 7^5+7^4= 16807+2401= 19208 < not the answer

E. 7^5*7^4= 16807*2401= 40353607 < right answer