Pls help due in 15 Min The following stops are used to rewrite the polynomial expression (x + 4y + 2)(x-7).

Step 1: x(x - 7y) + 4y(x - 7y) + 2(x - 7y)

Step 2: x? - 7xy + 4yx - 28y + xx - 7xy

Step 3: x? - 7xy + 4xy - 28y + x2 - 7yz

Step 4: x? - 3xy - 28y2 + xx - 7yz

Identify the property used in each of the steps:

Step 1:

What property used

Step 2:

What property used

Step 3:

What Property used