A^2-64=0 you can factor like this:
(a+8)(a-8)=0 and since a>0, a must be 8
or you can do this:
add 64 to both sides of the equation leaving you with:
a^2=64 taking the square root of both sides
a=(-8,+8) and since a>0, a=8
Answer:
16
Step-by-step explanation:
80 divided by 5 equals to 16.
You divide by 5 because Since he sold 80 this week and last week was 5 times less.
I don’t understand what you mean son, speak up
Answer:
your answer would be 0.052
30:45
6:9
10:15
I believe that’s it,
hope this helps