Which of the following expressions are equivalent to -3.5(2 – 3n) – 2.5n?
a: -7 – 8n
b: -7 + 8n
c: -7 – 13n
d: -7 – n(10.5 – 2.5)
e : -7+ n(10.5 – 2.5

Triangle abc was translated 2 untits to the right and 3 units down. write the algebraic rule that describes the translation that was applied to triangle abc to create triangle a'b'c'.

In a fruit survey, 300 children choose their favorite fruit out of apples, bananas, and watermelon. 150 chose apples and 90 chose bananas. what percent chose watermelon?

What is the expression equivalent to (3x^2-7)