SOLUTION: 18 more than 5x a number is equal to the difference between -81 and 4x the number. What is x.

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Question 840174: 18 more than 5x a number is equal to the difference between -81 and 4x the number. What is x.
Answer by thejackal(72) About Me  (Show Source):
You can put this solution on YOUR website!
5x + 18 = |-81 - 4x|
5x - 4x = |-81 - 18|
x = |-81 - 18| = 63
note: the bar symbol '|' means find the absolute value. so we neglect the negative sign and find the range between the two numbers -81 and 4(63) = 333