poohead88 poohead88

15-06-2021
Mathematics

contestada

a. step one
b.step two
c. step three
d. Keisha did not make a mistake.

a step one bstep two c step three d Keisha did not make a mistake class=

Respuesta :

Rachael29 Rachael29

15-06-2021

Answer:

d. Keisha did not make a mistake

Step-by-step explanation:

3+(-4)-7

3+(-4)+(-7) adding negatives is the same as subtracting

3+(-11) -4 and -7 do make -11

-8 3 and -11 do make -8

So she did it correctly, which means d is the right answer.

:) ur welcome

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