12. A girl walks 7 blocks south, then she decides to go back 4
blocks north. Where is she now?
a. 11 blocks north
c. 11 blocks south
b. 3 blocks north
d. 3 blocks south
blocks north. Where is she now?
a. 11 blocks north
c. 11 blocks south
b. 3 blocks north
d. 3 blocks south
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Answer:
d. 3 blocks south
Step-by-step explanation:
north= +
south= -
7 blocks south = -7
4 blocks south = 4 or +4
if we combine it
-7 + 4 = -3