Respuesta :

Answer:

the answer is -9

Step-by-step explanation:

3 - 15 = -12

-12 - (-3) = 9 adding two negatives gives you a positive so its really, -12 + 3

Just substitute then solve

3-15-(-3)

Answer:

-9

If it helps draw a number line

<--------------------------------------------------------------------->

 -10            -5                 0              5                   10

start at 3, then left 15 spaces, then right 3 spaces

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