50 points julianne opens a dance studio her start-up cost for the building, advertising, and supplies total $52,000. each day, she spends $680 on operating costs (like utilities and wages). she earns 960 per day from her student’s lesson fees. part a: write an equation or inequality to represent this situation. let d be the number of days. part b: when will julianne begin making a profit? show all the work.

(680 * d) - (960 * d) + 52000 =

is the equation, i’m not sure what the total answer is though.

Julianne will start making a profit on day 55 or 54. Check again, because it could be either.

Please mark brainliest , thank you , and have a great day .

part 1 answer = 8

part 2 answer = 72

step-by-step explanation:

part 1 explanation = add all of the numbers, then divide by how many numbers you have. so, 200/25 = 8.

part 2 explanation = not gonna lie, this is hard to explain, so just google how to do it.

f(2x−x2)=−3x2+6x−1

step-by-step explanation:

set up the composite function and evaluate.

f(2x−x2)=−3x2+6x−1