Kari uses a gallon of paint to
paint of a fence. How many
gallons of paint will she need to
paint the whole fence?

unknown

Step-by-step explanation:

because you don't know the percentage one gallon takes you cannot be sure how much you need after you get the dimensions and percentage a gallon takes

i = 2 / - 5

step-by-step explanation:

evaluation of ( 2 - 4 ) ( p + q ) when p = 2 and q = 5 i, by putting values of p and q,                                                                    

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: