Answer:
75 pounds
Step-by-step explanation:
(x) + (x) + (x+20) = 185
3x + 20 = 185
3x = 165
x = 55
Large dog = 55 + 20 = 75
Answer:
9/10
Step-by-step explanation:
She lost 1/10 and 8/10 marbles. When you add them up you get 9/10. There for, Christina lost 9/10 marbles altogether.
Hope this helps :)
Answer:
A=500
Step-by-step explanation:
for mylar for polygon Area =ap/2
where a =apathem,p =perimeter
A=10*100/2
1000/2
500=a
the perimeter is the square of all the sides of the given polygon =10 sides =100
ANSWER
C) (6,-8)
EXPLANATION
The equations are:

and

We substitute the first equation into the second equation to get:

We multiply through by 3 to get:

Group similar terms,


Divide both sides by 7 to get,

Put this value of x into the first equation to get;


Answer:
The probability that a randomly selected ball labeled "Win a prize" is red is
16%
Step-by-step explanation:
I think thats correct but i dont know about the others