Write to explain-lucy danced for an hour, practicing ballet, jazz, and tap. she practiced twice as long on jazz as tap. she practiced ballet as many minute as tap . explain whether you have enough information to find the number of minutes she practiced tap. if so, write a number sentence

The temperature of a chemical solution is originally 21 ? c . a chemist heats the solution at a constant rate, and the temperature of the solution 75 ? c after 1212 12 minutes of heating. the temperature, tt t , of the solution in ? c is a function of x , the heating time in minutes. write the function's formula.