Use the change of base formula:
log x
log to the base a of x = -----------
log a
Thus, log to the base 6 of 15 is as follows:
log 15
---------- (answer)
log 6
I think you are right since 2 plus 2 equals 4
Answer:
boys
Step-by-step explanation:
Let 
= total number of ninth graders. By knowing how many students there are in the grade, we can find for the number of boys.
(number of girls in ninth grade)
To find for the number of boys, we can use substitution:
∴ There are boys in the class.
Hope this helps :)
