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Mathematics 19 Online
OpenStudy (anonymous):

Which solution is the solution to the following equation?

OpenStudy (anonymous):

@jim_thompson5910

OpenStudy (thecatman):

what are the choices

OpenStudy (anonymous):

This is the correct equation: 2x + 4 =-8

OpenStudy (anonymous):

x=-2 x=-1 x=-6 x=-8

OpenStudy (thecatman):

try subtracting 4 from both sides to get 2x=-4 to simplify now try the rest

jimthompson5910 (jim_thompson5910):

you wouldn't get 2x = -4

OpenStudy (anonymous):

I think it x=-2

OpenStudy (thecatman):

oops 2x=-12 sorry

jimthompson5910 (jim_thompson5910):

2x = -12 is correct

OpenStudy (anonymous):

Am I wrong?

jimthompson5910 (jim_thompson5910):

x = -2 is incorrect

OpenStudy (thecatman):

what is -12 divided by 2

OpenStudy (anonymous):

-6

OpenStudy (thecatman):

there you go

OpenStudy (anonymous):

So its x= -6?

OpenStudy (thecatman):

id say so

OpenStudy (anonymous):

Jim do you agree?

jimthompson5910 (jim_thompson5910):

I agree. The final answer is x = -6 we can check that claim by plugging it back into the original equation 2x + 4 =-8 2*(-6) + 4 =-8 ... replace every x with -6 -12+4 = -8 -8 = -8 Since -8 = -8 is a true equation, this means the original equation is true when x = -6. So that confirms the answer.

OpenStudy (anonymous):

Great! Thanks guys!

jimthompson5910 (jim_thompson5910):

no problem

OpenStudy (thecatman):

any time

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