WHAT VALUES(S) OF X WILL MAKE X^2=81 TRUE A. 9

B. 9 AND -9

C. 40.5 AND -40.5

D.3

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

The base of a rectangular pyramid is 13 inches long and 12 inches wide. the height of the pyramid is 8 inches. what is the volume of the pyramid

Asandwich shop has 18 tables. each table seats up to 4 people. to find the greatest number of people that can be seated, you can solve p4 ≤ 18. which step is the best way to solve the inequality? plz asap i repeat plz