Respuesta :

b + 8 =13

Move 8 to the other side

Sign changes from +8 to -8

b+8-8=13-8

b=5

Answer : b=5

maddison1236

Answer:

5

Step-by-step explanation:

because we would do this:

b + 8 = 13

then we subtract 13 - 8 because we are doing inverse operations.

b = 5

Hope this helped!

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