currently need help solving these 3 practice questions

In 1992, there were 41,007 shopping centers in a certain country. In 2002, there were 48,402. (a) Write an equation expressing the number y of shopping centers in terms of the number x of years after 1992. (b) When will the number of shopping centers reach 70,000? (a) The equation is y= x +.Convert to Celsius. Use the formula 62 F = .C (Simplify your answer. Type an integer or a decimal. Round to the nearest tenth C= - . (F-32). 9 if needed.) 620 F11'1e average cost of tuition and fees at public four-year colleges in the United States can be modeled by the following formula, where T represents the average cost of tuition and fees for the school year ending 1: years after 1995. When will tuition and fees at pthlio US colleges average $1'061'? T = 165x 1- 2771 Tuition and fees will average $7061 in the school yea ending in the year D