Respuesta :

Answer:

60+1b

Step-by-step explanation:

Multiply the numbers without variables:

3x4=12

12x5=60

Next put the equations together:

60+1b

Hence, the correct answer is 60+1b

Answer:

60+1b

Step-by-step explanation:

3x4=12

12x5=60

So, your final equation is 60+1b