Esther, a veterinarian, examined twice as many cats, y, as many dogs, x. She examined a total of 30 cats and dogs. Which system of equations represents this situation?

Question 2 options:

A)

y=2x

x-y=30

B)

y=2x

y=x+30

C)

x=2y

y=2x

D)

2x=y

x+y=30

it has changed from the width and the height.

step-by-step explanation:

2425

step-by-step explanation:

answer:  

step-by-step explanation:

odd numbers are only divisible by 1 and itself.

even numbers are divisible by more than 1 and itself.

for example 6 is even because it is divisible by more than 1 and its self. 1 x 6= 6 ; 2 x 3= 6

and 7 is odd because only 7 x 1 equals seveb