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VARVARA [1.3K]
3 years ago
13

Simply 12(-2x+3)-3x+9(x-9)

Mathematics
2 answers:
kaheart [24]3 years ago
8 0

Answer:

Step-by-step explanation:

First, distribute,

12(-2x+3)-3x+9(x-9)

-24x+36-3x+9x-81

Now combine like terms,

Therefore, the answer is -18x-45

Radda [10]3 years ago
4 0

Answer:

- 18x - 45

Step-by-step explanation:

=  12 (-2x + 3) - 3x + 9 (x - 9)

=  -24x + 36 - 3x + 9 (x - 9)

=  -24x + 36 - 3x + 9x - 81

=  -24x + 8x + 36 - 81

=  - 18x - 45

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The length of a picture frame is 8 inches more than the width. For what
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Answer:

For, "x" greater than 34, the perimeter of the picture frame greater than 152 inches

Solution:

Let "x" be the width of the frame

Given that, The length of a picture frame is 8 inches more than the width

Therefore,

Length = width + 8

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The perimeter of rectangle is given by formula:

Perimeter = 2(length + width)

Substituting the values we get,

Perimeter = 2(x + 8 + x)

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Therefore, for, "x" greater than 34, the perimeter of the picture frame greater than 152 inches

Step-by-step explanation:

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