Respuesta :
150+5x = 15x
subtract 5x from both sides
150 = 10x
divide both sides by 10 to isolate x
15 = x
After 15 music lessons is your answer.
subtract 5x from both sides
150 = 10x
divide both sides by 10 to isolate x
15 = x
After 15 music lessons is your answer.