Will mark brainliest! In the system of equations below, a is a constant. For which of the following values of a does the system have no solution?

-3x + y = 6

ax + 2y = 4

I

A) -6

B) -3

C) 3

D) 6

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?