29-09-2014
Mathematics

Answered

How do I work out 2x + 37 = 8x + 7

Answer :

konrad509 konrad509

29-09-2014

[tex] 2x + 37 = 8x + 7\\ 6x=30\\ x=5[/tex]

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kittymaniac kittymaniac

29-09-2014

You have to make sure that whatever you do to one side, you also do to the other.

2x + 37 = 8x + 7
2x + 37 - 2x = 8x + 7 - 2x
37 = 6x + 7
37 - 7 = 6x + 7 - 7
30 = 6x
30 / 6 = 6x / 6
5 = x
x = 5

Hope this helps! :)

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