Answer:
false
\
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
Subtraction means "difference". The only choice there that has the word "difference" in it is choice A.
Answer:
2b+9
Step-by-step explanation:
Twice the quantity b is 2*b = 2b
...and then you add 9 which is:
2b+9
Answer:
Step-by-step explanation: 45% based on the way you state the question. 45% is a whole percent.