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Masteriza [31]
2 years ago
14

What is b −2.9+ b/0.1 = − 39.9

Mathematics
2 answers:
sineoko [7]2 years ago
5 0

Answer:

Exact form

b=-37/10

Decimal form

b=-3.7

Mixed Number form

b+-3 7/10

Step-by-step explanation:

-2.9+b/1/10+-39.9

-2.9+10b+-39.9

10b=-39.9+2.9

10b=-37

b=-37/10

Aneli [31]2 years ago
4 0

Answer:

b = - 1.09

Step-by-step explanation:

- 2.9 + b ÷ 0.1 = - 39.9

- 2.9 + b ÷ 0.1 × 0.1 = - 39.9 × 0.1

- 2.9 + b = - 3.99

- 2.9 + 2.9 + b = - 3.99 + 2.9

b = - 1.09

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A box with no top is to be constructed from a piece of cardboard whose length measures 5 in. more than its width. The box is to
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Answer:

9\text{ inch, }14\text{ inch, }2\text{ inch}

Step-by-step explanation:

GIVEN: A box with no top is to be constructed from a piece of cardboard whose length measures 5\text{ inch} more than its width. The box is to be formed by cutting squares that measure 2\text{ inch} on each side from the four corners and then folding up the sides.

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SOLUTION:

Let the width of cardboard be x

length of cardboard =x+5\text{ inch}

As box is formed by cutting 2\text{ inch } squares from corners of cardboard

length of cardboard =x+5-4=x+1\text{ inch}

width of cardboard  =x-4\text{ inch}

height of cardboard =2\text{ inch}

volume of cardboard =\text{length}\times\text{width}\times\text{height}

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Answer:

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