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If 3x + 7 - 4x + 8 = 2(-2x - 6), what is the value of x?
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19 May 2018, 16:08
19 May 2018, 16:08
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Question Stats:
87% (00:37) correct
12% (00:50) wrong based on 32 sessions
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Re: If 3x + 7 - 4x + 8 = 2(-2x - 6), what is the value of x?
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02 Jan 2019, 08:18
02 Jan 2019, 08:18
sandy wrote:
GIVEN: \(3x + 7 - 4x + 8 = 2(-2x - 6)\)
Simplify both sides to get: \(-x + 15 = -4x - 12\)
Add 4x to both sides to get: \(3x + 15 = -12\)
Subtract 15 from both sides to get: \(3x = -27\)
Solve: \(x = \frac{-27}{3} = -9\)
Answer: -9
Cheers,
Brent
gmatclubot
Re: If 3x + 7 - 4x + 8 = 2(-2x - 6), what is the value of x? [#permalink]
02 Jan 2019, 08:18
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