Answer: b
Step-by-step explanation: 123212p1233213,12,3l12n321
3,2132333333333333333331321m3
Answer:
6.3°
Step-by-step explanation:

The answer is 7x+21
Explanation: you have to distribute 7into c and three. So you would multiply 7 by x (or 1x) and 7 times 1 is 7 so it would be 7x and then you would multiply 7 times 3 which is 21 and there are no like terms with 7x and 21 so it’s just 7x+21
Answer:
15
Step-by-step explanation:
8+5=13
39/13=3
3*8=24(boys)
3*5=15(girls)
For this case we have the following expression:

When making multiplication, the first thing you should keep in mind is the following property:
Same basis, the exponents are added.
We have then:

Rewriting we have:
Answer:
The simplified expression is given by: