An expression with 4 terms, containing the coefficient 3,6, and 9

What is the value of x in the figure below? if necessary, round your answer to the nearest tenth of a unit. 12 d 4 b оа. 3.1 ов. 6.9 ос. 4 od. 12

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base