SOLUTION: Find a number that is 38 less than its opposite

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Question 106279This question is from textbook Algabra Structure and Method
: Find a number that is 38 less than its opposite This question is from textbook Algabra Structure and Method

Found 2 solutions by stanbon, Earlsdon:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Find a number that is 38 less than its opposite
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Let the number be "x"; it's opposite is "-x"
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EQUATION:
opposite - number = 38
-x -x = 38
-2x = 38
x = -19
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Cheers,
Stan H.

Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
A number that is 38 less than its opposite.
Let n be the number. The opposite of n is -n and 38 less than that is (-n-38), so...
n = -n-38 Simplify and solve for n.
2n = -38 Divide both sides by 2.
n = -19 This is the number.
Check:
-19 = 19-38
-19 = -19 OK