3 years ago

What are the solutions to the equation? x2 + 6x = 40

2 answers:

8 0

Just plug in the numbers:

4: 16 + 24 = 40 YES

5 = 25 + 40 ≠ 40 NO

8: 64 + 48 ≠ 40 NO

10: 100 + 60 ≠ 40 NO

So A. is the correct answer. Just to be sure:

-10: 100 + ( - 60) = 40

Your answer is A. Hope that helps! :)

Zielflug [23.3K]3 years ago

6 0

A............................

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