Answer:
I don't know where those answers are coming from, but I got:
23s - 145
Answer:
"A" would be positive 2/ no, it is not because the opposite of 2 is -2
Step-by-step explanation:
negative and a negative is a positive
The answer is: b - lies in quadrant II when graphed.
Explanation:
Any number less than zero is a negative number.
Example: -1
Any number greater than zero is a positive number.
Example: 1
(a, f(a))
(-1,1)
When these example points are graphed, they are placed in the second quadrant.
Answer:
46.67 %
Step-by-step explanation:
Total thickness = 30
14 of this is concrete 14/30 x 100% = 46.67 %