Trice a number plus nine is the same as five times the number minus 15 what is the number ?plZz

What unit of been sure would be appropriate for the volume of a sphere with a radius of 2 meters

The average daily maximum temperature for laura’s hometown can be modeled by the function f(x)=4.5sin(πx/6)+11.8 , where f(x) is the temperature in °c and x is the month. x = 0 corresponds to january.what is the average daily maximum temperature in may? round to the nearest tenth of a degree if needed.use 3.14 for π .

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?