Add 6 to both sides
Solution: k = -30
Let the positive odd numbers be x,x+2,x+4.
According to the question,
5(3x+30)=72+x^2+4x
x^2-13x+42=0
(x-6) and (x-7)=0
x=6 or x=7
Yes
11 diveded by 30 equals 61%
30 divided by 45 equals 66%
the average of 61% and 66% is more then 50%
Answer:
80m
Step-by-step explanation:
The height of giant redwood tree is 100m.
so half of it is 50m
The height of redwood tree is 30m+ 50m= 80m
Answer:
I think the 3rd one
Step-by-step explanation:
Hope its right