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DaniilM [7]
3 years ago
11

3(x - 5 ) - 12 = 2 (x - 6) +3

Mathematics
2 answers:
Ilia_Sergeevich [38]3 years ago
6 0
3(x-5)-12=2(x-6)+3
Use distributive property:
3x-15-12=2x-12+3
Simplify:
3x-3=2x-15
Use the commutative property:
3x+2x=-3-15
Simplify:
5x=-18
I mean I might be incredibly wrong. I’m super sorry if I was!
Citrus2011 [14]3 years ago
3 0

Answer:

X = 18

Step-by-step explanation:

3(x - 5) - 12 = 2(x - 6) + 3

1.    3(x - 5)       2(x - 6)

     3x - 15        2x - 12

3x - 15 - 12 = 2x -12 + 3

2.   -15 + (-12)     -12 + 3

     -27                  -9

3x - 27 = 2x - 9

3.   3x - 2x    -9 + 27

          x             18

x = 18

Hope this helps @(^_^)@

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Use a inequality symbol to compare -3x+7 -10-2
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Let's remember that a (inequality symbol) is things like (<), (>), (≤),(≥), (≠).

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Let's first do (-3x+7). As simplifying this expression here, we take that "x" of for a while and just stick to (-3+7). 

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Let's bring that "x" back, and the answer would be 4x for a while.

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We are talking about (<span>-10-2)

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So, by solving the answer to (-10-2), we got -12.

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Your correct answer would look like . . . 

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