Answer:
1:C
2:B
3:7 across 10 down
2 across 9 down
Step-by-step explanation:
A signed number is representations are required to encode negative numbers in binary number system. if u need more info let me know
Answer:
12 packages 2 books 5 crayons and 7 markers
Step-by-step explanation:
Answer: 
<u>Simplify both sides of the equation</u>
<u></u>
<u></u>
<u></u>
(Combine Like Terms)

<u>Subtract 12x from both sides</u>
<u></u>
<u></u>
<u></u>
<u>Add 4.5 to both sides</u>
<u></u>
<u></u>