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Darya [45]
4 years ago
13

Four students estimated the width of the door to their classroom. Who made the best estimate?

Mathematics
1 answer:
VikaD [51]4 years ago
8 0
It depends on what the estimates were
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I need help on this question ​
Sedbober [7]

Answer:

Step-by-step explanation:

It would be answer b, because if you were to solve this, then this is how you would do it (in the most effecient way):

2.5x + 1.2 = 1.2x + 4.2

2.5x + 1.2 - 1.2 = 1.2x + 4.2 - 1.2

2.5x = 1.2x + 3

2.5x - 1.2x = 1.2x - 1.2x + 3

1.3x = 3

1.3x/1.3 = 3/1.3

x = 3/1.3

3 0
3 years ago
The library is 4 miles from the post office. How many yards is the library from the post office? The library is yards from the p
weqwewe [10]

Answer:

7040 yards

Step-by-step explanation:

Because 1 mile = 1760 yards.  So 4 x 1760 = 7040.

8 0
3 years ago
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Your fitness tracker overestimates the number of steps you take by 5%. The trackers indicates that you took 7350 steps today. Wr
kolbaska11 [484]

the answer is 140000 steps

3 0
3 years ago
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12. Is 3 a solution to the equation 3x - 5<br> = 4 + 2x ? Explain<br> I
Savatey [412]

Answer:

No

Step-by-step explanation:

3x-5= 4+2x

Or, x=4+5

x=9

4 0
3 years ago
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If h(x) = 5 x and k(x)=1/x, which expression is equivalent to (koh)(x)?
Anestetic [448]
(k\circ h)(x)=k(h(x))

\displaystyle k(h(x))= \frac{1}{h(x)}=  \frac{1}{5x}
6 0
4 years ago
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