Grade 126 grade maths
Find the sum: (–7) + (–9) + 4 + 16??????????????????????
Find the sum:
(–7) + (–9) + 4 + 16??????????????????????
1 Answer
Harshit Singh
Dear Student
(-7) + (-9) + 4 + 16
= (-7) + (-9) + 4 + (+7) + (+9)
= (-7) + (+7) + (-9) + (+9) + 4
= 0 + 0 + 4
[(-a) + (+a) = 0]
=4
Thanks
(-7) + (-9) + 4 + 16
= (-7) + (-9) + 4 + (+7) + (+9)
= (-7) + (+7) + (-9) + (+9) + 4
= 0 + 0 + 4
[(-a) + (+a) = 0]
=4
Thanks
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