For a large party a restaurant charges a large reservation fee of $25, plus $15 per person. The total charge for a party of x people is f(x)= 15x + 25. How will the graph of this function change if the reservation fee is raised $50 and if the per-person charge is lowered to $12?

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point

Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.