The property shown in the following equation is 9 beacause simply we know 9=1 +8 so its easy
<u>Answer:</u>
<u>Answer:The chocolate are 0.0042 lighter than the stated on the label</u>
(5x + 3)(5x – 3)
(7x + 4)(7x + 4)
(x – 9)(x – 9)
(–3x – 6)(–3x + 6)
1st: x = -5y - 5z - 2
2nd: x = 5y/4 - z + 19/4
3rd: x = -5y + z - 20
Not sure if this was correct, but anyways hope this helps! :)