5x + 9+x = 9x
x=3
hope it helps
Answer:
The answer is:
which agrees with the last answer option (D) in the list.
Step-by-step explanation:
In order to add rational expressions, we need to express them with the same denominator. Therefore we examine what factors there are in the first denominator, which happens to be a difference of squares which is readily factored out as:
the second denominator consists of only one of these factors: , then in order to express both rational expressions with the same common denominator, we multiply numerator and denominator of the second fraction by the factor:
Then we get two expressions that can be easily added as shown below:
Answer:
3/4 + 3/4 = 6/4 or 1 1/2 bottles a day
Step-by-step explanation:
I think the answer is D) 8 over 32 multiplied by 7 over 31
Hopefully that helped! :)