Which property can ne used to solve the equation 5d=75

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

The sum of two numbers is 12 and their difference is 18 what are the two numbers

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126