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Alexxx [7]
3 years ago
10

8th grade math! Help please!

Mathematics
2 answers:
kakasveta [241]3 years ago
8 0
5/21 is the answer to this question.
Effectus [21]3 years ago
3 0
20/84 simplified is divided by four by both sides and it becomes 5/21
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a floor is 450 ft by 90 ft. A scale drawing of the floor on grid paper uses a scale of 1 unit:5 feet. what are the dimensions of
Minchanka [31]
450/5= 90 units

90/5= 18 units

All you need to do is divide the real dimensions by the scale dimensions, and turn that answer to units. Notice: It said 1 unit: 5 feet

The scale drawing was 90 to 18 units.

I hope this helps!
~kaikers
8 0
3 years ago
A rectangle has an area of 36 square units. As the length and the width change, what do you know about their product? Is this le
m_a_m_a [10]
Area = 36 = length*width

Then, while the area is constant the product length*width is constant.

Length and area are inversely related.

That means that to keep the same product (area), length vary in inverse proportion to width.

If you increase length, widht has to decrease to satisfy this relation:

width = 36/length

Of course, you can also say: length = 36 / width.
5 0
3 years ago
Evaluate the expression 5x-3x+5 for each value of x
kirza4 [7]

Answer:

2x+5

Step-by-step explanation:

Hope I helped :)

4 0
2 years ago
Can someone tell me how to do this? <br><br>PLEASE!!!​
Schach [20]

1. 27

2. 13

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8 0
3 years ago
The market sells 1 dozen bagels
PIT_PIT [208]

Answer:

market

Step-by-step explanation:

<u>Market</u>

1 dozen bagels = 12 bagels

⇒ Cost per bagel = $7.00 ÷ 12 = $0.58 (nearest cent)

<u>Bagel shop</u>

Cost per bagel = $0.60

As  $0.58 < $0.60 the market is a better buy

3 0
2 years ago
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