Respuesta :

Answer:

17

Step-by-step explanation:

Subtract 40 from s

-s=-17

Divide the negative sign

Divide by -1

-17 divided by -1 =17

Answer:

17

Step-by-step explanation:

Use the equation:

40 - s = 23

Then, subtract 40 on each side of the equation. Your objective is to try to isolate the variable, s. You should be left with this:

- s = -17

Then, divide each side of the equation by -1. You should be left with this, which is your answer:

s = 17