Anything with 4 sides is a quadrilateral like a rhombus square trapezoid and diamond
So do 21/7 to give you how much they do in a day. The answer is three so they do 3 aceres in a day.
Answer:
12 Shirts
9.65 times 12 is 115.8 plus 43 is 158.8
8.40 time 12 is 100.8 plus 58 is 158.8
Answer:
4.
or -5 (It's a negative slope)
5. 0 (It's a horizontal line)
6. 
Formula: 