I think it's a rectangle block because the surface is flat on all the sides.
Answer:
step 2; a negative times a negative = a positive.
Step-by-step explanation:
-4(6-b)=4
<u>-24 </u><u>+</u><u>4b=4</u>
4b=28
b=7
3xy(x+4)(2y+7)(xy+1) is what I got
Answer:

Step-by-step explanation: