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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, 15:35
19 May 2018, 15:35
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Question Stats:
96% (00:37) correct
3% (00:32) wrong based on 33 sessions
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Re: If 3x + 7 - 4x + 8 = 2(-2x - 6), what is the value of x?
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16 Apr 2019, 08:25
16 Apr 2019, 08:25
1
sandy wrote:
GIVEN: \(3x + 7 - 4x + 8 = 2(-2x - 6)\)
Simplify: \(15 - x = -4x - 12\)
Add 4x to both sides: \(15 + 3x = -12\)
Subtract 15 from both sides: \(3x = -27\)
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]
16 Apr 2019, 08:25
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