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Nuetrik [128]
2 years ago
15

(9b +9) + (4n - 4) + (6d + 2) = Pleaseee help hurry

Mathematics
2 answers:
guajiro [1.7K]2 years ago
4 0
Answer
4n+6d+9b+7

Explanation
Subtract 4 from 9 to get 5
Add 5 and 2 to get 7
ANTONII [103]2 years ago
3 0

Answer: 9b+4n+6d+7

Step-by-step explanation:

1. 9b+9+4n−4+6d+2

2. 9b+4n+6d+(9-4+2)

3. 9b+4n+6d+7

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Step-by-step explanation:

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6 0
2 years ago
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In 5 minutes a conveyor belt moves 300 pounds of receyclable aluminum from the delievery truck a smaller belt moves the same qua
ladessa [460]

Answer:

It will take 3.214 minutes.

Step-by-step explanation:

<em>It is given that, the conveyor belt transports 300 cans in 5 mins and the smaller belt transports 300 cans in 9 minutes.</em>

Thus , the speed of conveyor belt is,

= \frac{300}{5} = 60 cans per minute

and of smaller belt is,

=  \frac{300}{9} = \frac{100}{3} cans per minute

Thus, when both are used together,

<em>conveyor belt will transport (60)(t) cans and smaller belt will transport ( \frac{100}{3})(t) cans per minute.</em>

Thus the equation becomes,

300 = (60)(t) + (\frac{100}{3})(t) = (\frac{280}{3})(t)

t = \frac{(300)(3)}{280} = \frac{45}{14} = 3.214 minutes

3 0
3 years ago
Given the curve y=3x^5+6x^4-4x^3+1 find it's turning point and point of inflection
g100num [7]

Maximum and minimum turning points at (-2|33); (0.4|0.928) 

Inflection points at (-1.472|21.195); (0|1); (0.272|0.957)

3 0
3 years ago
What do the unknown factor and quotient represent?
beks73 [17]
Unknown factor is known as the factor that is not understood and not know(you have no idea what the value is)

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7 0
3 years ago
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Answer:

24.269

Step-by-step explanation:

6 0
2 years ago
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