Respuesta :

Answer:

a-3b+4

Step-by-step explanation:

multiply the 1/2 by each number, or subtract half from each number.

But you'll need to keep the variables. hope this helped!

Answer:

a-3b+4

Step-by-step explanation:

multiply the 1/2 by each number, or subtract half from each number.

But you'll need to keep the variables.