bets
bets
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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