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14-01-2022
Mathematics

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Half a number plus 9 is -7

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14-01-2022

Answer:

x = -32

Step-by-step explanation:

Let x = the missing number

1/2x + 9 = -7 Subtract 9 from both sides

1/2x = -16 Multiply by 2 on both sides to get rid of the 1/2

x = -32

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