Answer: 3x-7y
Step-by-step explanation:
9x-6x=3x you can't do anything with the y
Answer:
Its the last one a^2/b.
Step-by-step explanation:
(a^6 b^-3)^1/3
= a ^(6 * 1/3) b^(-3*1/3)
= a^2b^-1
= a^2/b.
Answer:
.5 is equal to 5/10
.05 is equal to 5/100
.09 is equal to 9/100
.9 is equal to 9/10
Step-by-step explanation:
Hope this helps! Mark me and brainliest if it does!
The evaluation of 84 2/3% to a fraction in its lowest term is 
<h3>What is a fraction?</h3>
Fractions are sections or parts of a whole. They are divided into two parts, the numerator, and the denominator.
From the given information, we are to convert a mixed fraction into its lowest terms. By doing that, we are to convert it to an improper fraction.





Divide both the numerator and denominator by (2)

Learn more about fractions here:
brainly.com/question/78672
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Answer:
the scorce of the neww student is 72
Step-by-step explanation:
if you have a mean of 70 + 72 as the score then divide by 2 you get 71.