Please help me with this

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)

Using the information in the customer order, determine the length and width of the garden. enter the dimensions. length: feet width: feet

Solve the equation. 2x - 8(x+1)= 6(2x - 3)