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# If 6x + 5 = 4x + 3, then x = ?

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Math Expert
Joined: 02 Sep 2009
Posts: 64967
If 6x + 5 = 4x + 3, then x = ?  [#permalink]

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22 May 2020, 05:40
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93% (00:20) correct 7% (00:14) wrong based on 54 sessions

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If 6x + 5 = 4x + 3, then x = ?

A. 5
B. 4
C. –1
D. –2
E. –3

PS21205

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Re: If 6x + 5 = 4x + 3, then x = ?  [#permalink]

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22 May 2020, 05:42
Bunuel wrote:
If 6x + 5 = 4x + 3, then x = ?

A. 5
B. 4
C. –1
D. –2
E. –3

PS21205

6x + 5 = 4x + 3
i.e. 6x - 4x = 3-5
i.e. 2x = -2
i/.e. x = -1

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Re: If 6x + 5 = 4x + 3, then x = ?  [#permalink]

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22 May 2020, 07:32
Bunuel wrote:
If $$6x + 5 = 4x + 3$$, then x = ?

A. 5
B. 4
C. –1
D. –2
E. –3

PS21205

$$6x + 5 = 4x + 3$$

Or, $$2x = -2$$

Or, $$x = -1$$, Answer must be (C)
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Re: If 6x + 5 = 4x + 3, then x = ?  [#permalink]

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24 May 2020, 05:41
1
Top Contributor
Bunuel wrote:
If 6x + 5 = 4x + 3, then x = ?

A. 5
B. 4
C. –1
D. –2
E. –3
PS21205

Given: 6x + 5 = 4x + 3
Subtract 4x from both sides: 2x + 5 = 3
Subtract 5 from both sides: 2x = -2
Divide both sides by 2 to get: x = -1

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Brent
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Re: If 6x + 5 = 4x + 3, then x = ?  [#permalink]

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31 May 2020, 03:04
1
Bunuel wrote:
If 6x + 5 = 4x + 3, then x = ?

A. 5
B. 4
C. –1
D. –2
E. –3

Simplifying, we have:

2x = -2

x = -1

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Re: If 6x + 5 = 4x + 3, then x = ?  [#permalink]

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05 Jul 2020, 12:24
$$6x + 5 = 4x + 3$$
$$6x-4x=3-5$$
$$2x=-2$$
$$x=-1$$
Re: If 6x + 5 = 4x + 3, then x = ?   [#permalink] 05 Jul 2020, 12:24