Answer:
80 oz
Step-by-step explanation:
5 pints is 10 cups. 8 oz in a cup. Multiply 10(8) and you get 80 oz
7x^2+2x-4
a standard form is ax+by=c
5x^2 add 2x^2=7x^2 then -2x but when you have a -10 +6 you get -4 giving you the answer of 7x^2 +2x -4
i dont get the question
n=4
Attachment has my work.