Question

14. A helicopter descends 82 meters to an altitude of 45 meters.

The equation a -- 82 = 45 can be used to find the helicopter's
starting altitude a in meters. What is the starting altitude of
the helicopter? (CC.6.EE.7)
A 37 meters
(В
43 meters
© 127 meters
D 161 meters
A helicopter descends 82 meters to an altitude of 45 meters. The equation a-82=45 can be used to find the helicopters starting altitude a in meters. What is the starting altitude of the helicopter?

Answer 1

c. 127

Explanation:

a - 82 = 45

+82 +82 add 82 to both sides

a = 127

Answer 2

C. 127 metres

Explanation:

a - 82 = 45

-82 moves to the right of the "=" sign = +82

a = 45 + 82

a = 127 metres (option C)

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