Answer:
3
Step-by-step explanation:
1) when dividing fractions change the sign to multiplication and flip the second fraction(reciprocal) upside down and multiply

12/4=3
hope this helps!
Let l and l-6 be the length and width, respectively, of the rectangle. Then:
l(l-6)=40
l²-6l-40=0
(l-10)(l+4)=0
l=10,-4
The rectangle is 10" by 4". ☺☺☺☺
Answer:
158.4 i think
Step-by-step explanation:
Answer:
14
Step-by-step explanation:
or 16