The sum of the first n multiples of nine greater than zero is given by the expression n/2(9n+9). Expand the equation by multiplying and then find the sum of the first fifteen multiples of nine greater than zero. I’ll give Brainliest!!

The local farm is advertising a special on fresh picked peaches. the farm charges $4.25 to pick your own peck of peaches and $3.50 for each additional peck you pick. write an equation for the total cost of peaches in terms of the number of pecks. deine your variables. how much does it cost to pick 3 pecks of peaches?

If 3x+8=3x+8 is it one solution or no solution

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?