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5 votes
-1/2x - 7 = -11 What is x ?

User Tuinstoel
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2 Answers

5 votes
Simplifying x + 3 + x + 4 = x + 7 + 2x + 7 Reorder the terms: 3 + 4 + x + x = x + 7 + 2x + 7 Combine like terms: 3 + 4 = 7 7 + x + x = x + 7 + 2x + 7 Combine like terms: x + x = 2x 7 + 2x = x + 7 + 2x + 7 Reorder the terms: 7 + 2x = 7 + 7 + x + 2x Combine like terms: 7 + 7 = 14 7 + 2x = 14 + x + 2x Combine like terms: ...
User BatMask
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7.8k points
4 votes
To solve, first add 7 to each side
-1/2x = -4
then multiply each side by (-1/2)
x = 2
Hope this helps!
User Emilce
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8.2k points

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