Answer:
The twins would be 13 years old.
Step-by-step explanation:
21+21+21+13+13 = 89
Umm can you be more specific on your question so I can help you need to explain what you need help on
Answer:
35.235
Step-by-step explanation:
because 78.3*0.45 = 35.235
Answer:
The factors are 3 and -9
Step-by-step explanation:
The given trinomial is
.
We need to find two factors. We know that,
3(9) = 27
So,
can be written as :
as two factors add up to get -6 and multiply to get -27.
Hence, the factors are 3 and -9.
Answer: 
Step-by-step explanation:
To solve this problem you must apply the proccedure shown below:
- Apply the Distributive property.
- Remember that, according the exponents properties, when you multiply two powers with equal base, you must add the exponents.
- Add the like terms.
Therefore, you obtain that the product is the following:
