Answer:
-3.4(2.7a-1.7)-1.2a= 47.3
A = -4
The answer is 28 or C because you need to add 2 to both the length and width of the dog house. then you multiply those two numbers and you get 28
If it doubles every 4 hours, in 12 hours you will have 3 doublings.
2 * 2 * 2 = 8
90*8 = 720 pounds of algae
Answer:
25 and 35
Step-by-step explanation:
Let the numbers be 5x and 7x
(5x+5)/(7x+5)=3/4
4(5x+5)=3(7x+5)
20x+20=21x +15
20-15=21x-20x
5=x
So,the numbers will be
5x=5*5 =25
7x=7*5=35
