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The sum of 5.75 and half of a number is -5. what is the number?
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The sum of 5.75 and half of a number is -5. what is the number?

User Raymond Mutyaba
by
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1 Answer

8 votes

Answer:

21.50

Explanation:


let \: the \: number \: = y \\ half \: the \: number = (y)/(2) \\ (y)/(2) + 5.75 = - 5 \\ (y)/(2) = - 5 - 5.75 \\ (y)/(2) = -10.75 \\ crossmultiply \\ y = 2 * -10.75 \\ y = -21.50

User Mayur Kotlikar
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