The ratio of the number of chicken eggs to the number of duck eggs Farmer Li had on Monday was 3 : 4. While putting the eggs into a carton, Farmer Li broke 12 chicken eggs and the ratio of the number of chicken eggs to the number of duck eggs became 1 : 2. How many chicken eggs did Farmer Li have at first?

check the picture below.

the two may have that, even a breakdown is probably offered

step-by-step explanation:

to find if any function is an inverse of the other, put the first equation in as x in the next one. then simplify and solve. if at the end you get the statement y = x, then it is an inverse. if you get anything else, it is not.

x=-7

step-by-step explanation:

x+3=-10

-10+3=-7

x=-7