Together bob and tom take 4 hours to get the yard work done. If bob works alone it takes him 6 hours . How long would it take tom working alone to do all of the yard work

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Need solving this second acceleration problem.

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?