Which expressions are equivalent when m = 1 and m = 4? 5 m minus 3 and 2 m + 5 + m 3 m + 4 and m + 4 + 2 m 2 m + 7 and 3 m minus 3 + m 5 m + 3 and 4 m + 2 + 2 m

Plzzz asapppppp what is the inverse of f if f(x)=^3 sqrt x-5

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?