Answer:
9x^2 -49
Step-by-step explanation:
We recognize that this is of the form
(a+b)(a-b) = a^2 - b^2
3x = a and 7 =b
(3x)^2 - 7^2
9x^2 -49
Answer:
4 right handlers for everytime 5 people
solution:
4/5. = x/30
x = (4)(30)/5
x= 24
there are 24 right handed people
Step-by-step explanation:
I am left handed so I know this is true :)
i uploaded a vid on this here
https://www.you tube.com/watch?v=dQw4w9WgXcQ
its actually c tho..