NEED HELP ASAP What is K if y varies directly with x, and y = 27 when x = 9 k = 3 k = 243 k = .33 k does not exist

How can you solve an equation with a variable on both sides? complete the explanation. you can solve the equation by using *(blank)* operations to get the variable terms on one side of the equal sign and the constant terms on the *(blank)* side. then *(blank)* both sides by the coefficient of the resulting variable term.

Ateacher has $80 to buy workbooks. each work book cost $3. if she buys as many workbooks as possible, how much money does she have leftover? a) $2 b) $4 c) $6 d) $8

If the function m(x) has the point (5,2) on its graph name a point that would be on the funtion m(5x)