SOLUTION: find a number which is 150 greater than its opposite, pls show how to solve and what it means by its opposite. thank you

Question 253827: find a number which is 150 greater than its opposite, pls show how to solve and what it means by its opposite. thank you
Answer by JimboP1977(311) (Show Source): You can put this solution on YOUR website!
Well the opposite means negative number if the number is positive.
For example if the number was 10, the opposite of that would be -10. The difference between these two numbers is 20.
So we are a look for a number which is half of 150, which is 75.
Using Algebra: , Remember that minus a minus is a postivie so , ,
Make any sense?

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