3 years ago

5.

Mathematics

1 answer:

lana [24]3 years ago

3 0

Answer:

Step-by-step explanation:

a) +200

b) - 200

c) -500m {well is below sea level.For bellow sea level use - sign}

d) + 5000m

6) a) 12 - 3x

b) (x +10)/7

c) -5y + 16

d) 2m - 11

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