Answer:
A
Step-by-step explanation:
Isabella started with 10 points. We know that the first value of this will be 10. Then, she loses 20 points. This is represented with -20. Finally, she wins 45 points, which is shown by writing +45.
10 - 20 + 45
:)
Have a nice day!
Answer: option b.
Step-by-step explanation:
To solve this exercise you must keep on mind the identities shown below:
1)
2)
3)
Therefore, to rewrite you must substitute identities and simplify the expression, as following:
Therefore, as you can see, the answer is the option b.
Answer:
A,D,F
Step-by-step explanation:
Im not sure, but i think these are the answers
Answer:
infinite
Step-by-step explanation:
you could say 1/1 or 4/4 or 146798245/146798245
any number over itself is a whole
Does that answer it? I feel like I'm missing something
Answer:
1) $283.50
2) 65.21 meters.
Step-by-step explanation:
Part 1)
We know that a spool of ribbon holds 6.75 meters.
A craft club buys 21 spools.
So, the total length of ribbon bought is:
Each meter costs $2. So, the total cost will be:
Part 2)
A spool holds 6.75 meters.
We bought 21 of them, so that total length we have is 141.75 meters.
The club used 76.54 meters.
So, the amount of ribbon that is left is represented by:
Subtract:
So, 65.21 meters of ribbon will be left.