Please help me and show all your work please

(3/12) or  (1/4) of the bread was used for the recipe

Step-by-step explanation:

(7/12)+(2/12)=(9/12)

(12/12)-(9/12)=(3/12)

Equation?

(12/12)= x + (9/12)

x is the amount of bread used in the recipe, also sorry if it's not helpful...

a is the right answer

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.