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Murrr4er [49]
3 years ago
7

I need help help me please

Mathematics
1 answer:
Strike441 [17]3 years ago
6 0
I think we use sets here...I'm not really sure but I think you just make a code like {1245679} {2456791} {4567912} {5679124} {6791245} {7912456} {9124567}. it's a bit confusing but I would say that 7 codes are possible. I'm not entirely sure. but hopefully I'm right?
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Students spent an average of $5.50 to buy materials for the science Olympiad. If they each built 3 mousetrap cars, what was thei
MariettaO [177]
$16.50 if your saying they spent 5.50 on each car

7 0
4 years ago
In a scale drawing, the length of the airplane is 7 inches. What is the length of the real airplane? Scale factor: 1 in:9 ft
BartSMP [9]

Answer:

63 ft

Step-by-step explanation:

Multiply your scale factor by 7.

  1 in : 9 ft . . . . . . . . . . your scale factor

  7·(1 in) : 7·(9 ft) . . . . . indicate the multiplication

  7 in : 63 ft . . . . . . . . do the multiplication

4 0
4 years ago
Given the proportion 8/5 = 2/m-3 what is the value of m
REY [17]

Answer:

m = \frac{17}{4}

Step-by-step explanation:

Cross multiply.

\frac{8}{5} =\frac{2}{m-3}

8(m-3)=10

8m-24=10

8m=34

m=34/8

Simplify.

m= 17/4

7 0
4 years ago
8b
Mekhanik [1.2K]

Answer:

P = 36 - 9π

Step-by-step explanation:

Similar to solving the area

7 0
3 years ago
Read 2 more answers
Help please!!!!!!!^3
riadik2000 [5.3K]

Answer:

36

Step-by-step explanation:

-2[-6(-4+7)]\\\\=(-2)(-6)(3)\\\\=12(3)\\\\=36

4 0
2 years ago
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