Answer:
3
Step-by-step explanation:
using the rule of radicals
×
⇔ 

=
=
×
= 3
Answer:
you can apply percentages knowledge and reverse percentages knowledge. you can look at the formulas and it will be dead easy.
Step-by-step explanation:
To find the mean, add up all the test scores and divide by the number of tests:
524/10 = 52.4.
Answer:

Step-by-step explanation:

Answer:
(5x + 6) (x + 7)
Step By Step Explanation:
Use the sum form to the product.
5