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Mathematics 8 Online
OpenStudy (anonymous):

7 + 4x - 9 = -6

OpenStudy (anonymous):

Are you solving for x?

OpenStudy (anonymous):

Isolate the variable: 4x = -6 - 7 + 9 Can you take it from here?

OpenStudy (anonymous):

im not sure

OpenStudy (anonymous):

All you need to do now is this: 4x = -4 Can you find x?

OpenStudy (anonymous):

no

OpenStudy (anonymous):

4x = -4 so x = -1 Got it?

OpenStudy (anonymous):

not really i dnt really understand maths

OpenStudy (anonymous):

It's really easy, to find X first you need to isolate it and move it to one side and move all the integers to the other side of the equation.

OpenStudy (anonymous):

so what is the answer

OpenStudy (anonymous):

I already wrote it for you. x = -1

OpenStudy (anonymous):

not trying to get you mad but can you write the entire problem how to solve it

OpenStudy (anonymous):

I did it in a few comments. I'll write it all together

OpenStudy (anonymous):

ok thank you

OpenStudy (anonymous):

\[7 + 4x - 9 = -6\] We isolate the variable x: \[4x = -6 - 7 + 9\] now: \[4x = -4\] divide everything by 4: \[x = -1\]

OpenStudy (anonymous):

Anything you don't understand yet?

OpenStudy (anonymous):

-12 = -5 - 6n + 11

OpenStudy (anonymous):

Same as before, try it yourself. Isolate the variable n.

OpenStudy (anonymous):

its a different problem

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