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-9x+5= -13 have your procedure and proof​

User Mousio
by
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2 Answers

3 votes
answer:
x = 2

solution:
-13 - 5 = -18 / -9 = 2
User Dubas
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Hello...! :)


\: \: \: \: \: \: \: \: \: \: \sf \dashrightarrow-9x+5= -13


\: \: \: \: \: \: \: \: \: \: \sf \dashrightarrow- 9x = - 13 - 5


\: \: \: \: \: \: \: \: \: \: \: \sf \dashrightarrow - 9x = - 18


\: \: \: \: \: \: \: \: \: \: \: \: \sf \dashrightarrow \: x = ( - 18)/( - 9)


\: \: \: \: \: \: \: \: \: \: \: \: \: \sf \dashrightarrow \: x = (18)/(9)


\: \: \: \: \: \: \: \: \: \: \: \: \: \: \sf \dashrightarrow \: x = 2

To solve we take into account that we must solve it with the law of signs in this case is:


\: \: \: \: \: \: \: \: \: \: \: \: \: \: \: - × - = +

So, we will add (13 + 5) which should give us 19 once we have done that we know that in the fraction two minus signs give a plus sign once that is done we divide 18 divided by 9 gives us two.

So the Result is 2

¿Doubts? On the comments. Greetings :D

User Anagha
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