A student attempted to generate an equivalent expression using the distributive property, as shown below:
2 answers:
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Answer:
D
Step-by-step explanation:
a=
4
a=4
Answer:
B
Step-by-step explanation:
In order to get the same denominator, we need to multiply the second fraction by (b+2) in the numerator and denominator.
We will end up in something like this :
I just timed the second fraction by b+ 2 and then i added them together.
Therefore, we will get
now factoring the numerator we will end like this
we will then end up with the answer.
Hope this helps.