Please help me with this. The attachment is right here p. s(ITS MATH)

Try C, 4/15

Step-by-step explanation:

The fraction for the entire model would be 4/30 and simplified would be 2/15 but the answer isn't there but theres a line in between the model so may be just asking for the bottom part since only the bottom part had blue. But tbh Im not exacly sure but 4/15 is the answer if the question only talking about the bottom part. Im really sorry it its wrong.

b

step-by-step explanation:

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis: