Answer:
the cat weighs 21 pounds.
the dog weighs 43 pounds
Step-by-step explanation:
dog = 3x-20 = x + 22
cat = x
3x-20 = x+22
3x = x+42 (add 20 to both sides)
2x = 42 (subtract x from both sides)
x = 21
Answer:
A
Step-by-step explanation:
The constant of proportionality is the ratio between the two proportional variables in a directly proportional relationship. In this case, the variables are 
and 
.
To find the constant of proportionality, all we have to do is divide any value of by its corresponding value of . Let's take the values in the first row of the table. We know that 
and 
, so the constant of proportionality is 
. Hope this helps!
Answer:
There are 5 factors of 16, which are 1, 2, 4, 8, and 16.
Answer:70%
Step-by-step explanation: no. of cards last year=60
no. of cards presently=200
increase in no. of cards=200-60
=140
%change=140/200 x 100
465 -(-45) = x
This creates a double negative which becomes a positive and you solution would be 465+45 =X, X = 510
