How is subtracting integers related to adding integers

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Step-by-step explanation:

"Adding integers means adding integers with the same signs, while subtracting integers means adding the integers of opposite signs."

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you estimate that the angle of elevation to the top of the 86th floor (the observatory) is 82 .the total height of the building is another 123 meters above the 86th floor.

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most likely linear (proportionate)

step-by-step explanation:

as time increases heart rate increases