Answer:
x+16
Step-by-step explanation:
For this one the negative signs become positive because, if you multiply a negative number*a negative number it becomes positive. That is a rule.

Answer:$1.50 per pound of bananas.
Step-by-step explanation: you spent 3 dollars on apples and if the total amount of money you spent was twelve dollars, then you have nine dollars remaining. Divide nine by six and you get 1.50. To double check, do 0.50 times 6 plus 1.50 times 6. You should get 12 dollars.
Answer:
7
Step-by-step explanation:
Count the numbers in between (0,0) and (0,7).
20L = 20,000mL. 20,000 / (22+3) people = 800mL/person