Yis directly proportional to x.
when y=30, x=6
a) what is the equation connecting y and x?
b) what is the value of y when x=12

Darian wants to build a regulation size pool table that is 9 feet in length.he plans he ordered are 18 by 36 inches. what is the scale factor of the dilation he must use to build a regulation pool table

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42