SOLUTION: i just don't understand this
3x-7<2x+1 Can you please show me step by step?
thank you
Algebra.Com
Question 304099: i just don't understand this
3x-7<2x+1 Can you please show me step by step?
thank you
Found 2 solutions by Alan3354, josmiceli:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
3x-7<2x+1
----------
The object is to solve for x, meaning to get x on the left side by itself.
3x-7<2x+1
Add 7
3x<2x+8
Subtract 2x
x<8
x is less than 8
----------------------
That's all. It's the same as if the < were an equal sign (in this case).
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Add to both sides
Subtract from both sides
answer
You can test this by plugging in 7.99 and then 8 into the inequality
true
and then
This is not true, so
looks correct
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