Consider a sequence of numbers given by the definition (c)^1=2 and c^i =c^i-1*3
write the first four terms of this sequence

What is the value of  y  in the solution to the system of equations? x  +  y  =  12x  –  3y  =  –30a. –8b. –3c. 3d. 8

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y