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sladkih [1.3K]
4 years ago
11

The cost (in dollars) of making b bracelets is represented by 4 + 5b. The cost (in dollars) of making b necklaces is 8b + 6. Wri

te a polynomial that represents how much more it cost to make b bracelets than b necklaces.
Mathematics
1 answer:
Marat540 [252]4 years ago
5 0
1 is it that’s what I got last time
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Cho hai tập hợp A = {0,1,4,7,8,9}, B = {1,2,3,4,6,7,8}.Tập hợp B\A bằng:
SVEN [57.7K]

Đáp án

A. {2,3,6}

Lời giải:

B\A là tập hợp các phần tử B có mà A không có. => B\A = {2,3,6}

8 0
2 years ago
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Please help me pls 7tyh grade math
Andrews [41]
(4/7)-(1/3)
(12/31)-(7/21)
(5/21) is left
Or
In decimal form
(4/7)=0.571
(1/3)= 0.333
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8 0
4 years ago
What is the answer to 4(10 + 9)
riadik2000 [5.3K]

Answer:

76

Step-by-step explanation:

10+9= 19

19*4=76

5 0
3 years ago
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30% of the vehicles in a used car lot are trucks. 10% of the vehicles are green. 3% of the vehicles are green trucks. What is th
Kamila [148]
The answer would be A.) 0.1
7 0
3 years ago
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Find the value of b that will make the equation sin 62°= cos B true when 0°
KiRa [710]

Hello from MrBillDoesMath!

Answer:

b = 28 degrees

Discussion:

In general,

sin (90 - @) = cos(@)

Set 90 [email protected] = 62  => @ = 28 so

sin (90-28) = sin(62) = cos(28)    => b = 28

Thank you,

MrB

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3 years ago
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