Let 
and 
be, respectively, the length and the width of the rectangle.
If the length is 4 inches more than the width, we have
Moreover, the perimeter of a rectangle is given by
And we can substitute 
to get
We know that the perimeter is 34 inches:
Which implies
Hello!
If it is decreasing by 3% each year, 18% of its population will have decreased after 6 years. As we do not have an original number, we will just say that the population is 18% less than the original.
If you want to find the exact number, multiply the original population by 0.18. Subtract the number from the original population.
I hope this helps!
Answer:
I believe its C , i took this class
Step-by-step explanation:
Answer:
I think 50
Step-by-step explanation:
Eqt 1 = 4a-5b=7
eqt 2 = 4a+5b=17
eqt1+eqt2= 8a=24
a=3 then 4*3-5b=7
so b=1
