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4 votes
When solving 2n – 5 = 8n + 7 do you subtract 2 from 8 or 8 from 2

2 Answers

5 votes

Neither!

2n-5= 8n+7

+5 +5

2n= 8n+12

/2 /2 /2

n= 4n+6

2(4n+6)-5= 8(4n+6)+7

8n+7= 32n+55

-7 -7

8n= 32n+48

/8 /8 /8

n= 4n+6


This problem has NO SOLUTION!

User Huantao
by
5.8k points
1 vote
either just make sure you carry the negative
User Nuna
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5.9k points