kmcneely kmcneely

01-12-2020
Mathematics

contestada

Evaluate [7 - (2 - 5(4 - 7) + 6)] + 7

30
-20
-42
-9
None of the above

Respuesta :

hinik55 hinik55

01-12-2020

7−(2−5(4−7)+6)+7

=7−(2−(5)(−3)+6)+7

=7−(2−(−15)+6)+7

=7−(17+6)+7

=7−23+7

=−16+7

=−9

Thus, the answer is -9

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