A group of workers can plant 48 acres in 8 days. What is their rate in acres per day?

Which expressions are equivalent to -6 + 3m

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

20 points plus brainliest andwer plus my hover hoard im v desperate ! evaluate the polynomial for x=-2 in the equation -3x^3+7x^2-7x-1 (simplify your answer)