What Is the value of the expression when x=8 and y=3?

What is the solution to the system of the equations? x = y - 3 x + 3y = 13

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

Francis is getting new carpet tiles in his living room and den. his living room and den are connected. he needs to figure out how much carpet he needs and the cost involved. if each tile costs $2.00 per sq ft, how much would it cost to have new tile put in the den? a) $24 b) $36 c) $48 d) $54 plz awnser soon