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marishachu [46]
3 years ago
12

Need help plsssssss help Here are two number machines, A and B.

Mathematics
2 answers:
olga2289 [7]3 years ago
5 0

Answer:

Step-by-step explanation:so I think

You +8×5=40

-4×3=-12

hoa [83]3 years ago
5 0

Answer:

the answer is x=-7

Step-by-step explanation:

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Danny is at a car show. The show has 5 trucks,3electric cars,6sport cars,4hybrid cars. if the vehicles are randomly arranged, Wh
Mice21 [21]
So you have to add up all of the cars which would be 18 and then he sees hybrid which is 4 so 4/18 but you have to simplify which would be 2/9
4 0
3 years ago
Marcus spent 2 hour reading,1 hour playing Rocket League,and took a 2 hour nap. What percent of the total time did he read?
Alona [7]

Answer: He read 40% of the total time.

Step-by-step explanation:

As per given,

Total time he spent = 2 +1+2 = 5 hours

Number of hours he spent on reading = 2 hours

The percent of the total time he read = \dfrac{\text{Number of hours read}}{\text{Total time spent}}\times100

=\dfrac{2}{5}\times100\\\\=40\%

i.e. The percent of the total time he read  = 40%

Hence, he read 40% of the total time.

4 0
3 years ago
Yolanda travels 403 km from Ottawa to Toronto. She travels 37% of the journey by car,
emmasim [6.3K]

Answer:

82.615 km

Step-by-step explanation:

100% - 42.5% = 57.5 - 37% = 20.5% by bus

403 km * 20.5 (0.205) = 82.615

7 0
3 years ago
Consider the following pair of equations: y = −2x + 8 y = x − 1 Explain how you will solve the pair of equations by substitution
Darina [25.2K]

Answer:

(3,2)

Step-by-step explanation:

y = −2x + 8

y = x − 1

Substitute the second equation into the first equation  for y

y = -2x+8

x-1 = -2x+8

Add 2x to each side

x-1+2x = -2x+8+2x

3x -1 = 8

Add 1 to each side

3x-1+1 = 8+1

3x =9

Divide by 3

3x/3 = 9/3

x=3

Now find y

y = x-1

y =3-1

y=2

(3,2)

7 0
3 years ago
Read 2 more answers
Mean of 7.2,8.5,7.0,8.1,6.7
klemol [59]

Answer:

7.5

Step-by-step explanation:

7.2 + 8.5 + 7.0 + 8.1 + 6.7 = 37.5

37.5÷5 = 7.5

6 0
3 years ago
Read 2 more answers
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