Answer:
Step-by-step explanation:
The distributive law states that
The expression 3+21a+15b consists of three terms:
- 3=3·1;
- 21a=3·7a;
- 15b=3·5b.
You can see that 3 is the common factor of these three terms, thus
Teresa received $80 for her birthday. At what rate would she have to invest to have $90 at the end of the year
1 answer:
You might be interested in