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Ratling [72]
2 years ago
8

Let x represent the number of batteries and y represent the cost of the batteries. A package of 8 rechargeable batteries costs $

12. At this rate, how much would a package of 20 rechargeable batteries cost
Mathematics
1 answer:
Rasek [7]2 years ago
5 0

Answer:

8 battery =12

20 battery =?(x)

8x=240

x=240÷8

x=30

for 20 battery..it would cost 30

Step-by-step explanation:

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Correct answer gets brainliest what is 17/12 + 11/12
Diano4ka-milaya [45]

Answer:

\frac{28}{12} = \frac{7}{3} (they're the same)

Step-by-step explanation:

  1. \frac{17}{12} + \frac{11}{12} = \frac{28}{12}
3 0
3 years ago
Kenzie has. 4 pages of homework to do. If she can finish 1/3 of a page in one hour how many hours will her homework take?
Maru [420]

Answer:

It will take her 4 1/3 hours

Step-by-step explanation: so you know you needed to  add 4 and 1/3 and you turn the 4 into 4/1 and 1/3 and since it adding you have to have the same denominator and you multiply 1x3 and if you do it on the bottom you have to do it on top so you also do 4x3 and 4x3 is 12 and one 1x3 is 3 and so you don't have to have to do it on the other fraction because now they have the same denominator now and now you add 12/3 + 1/3 and you shall get 13/3 and then you divide 13 divided by 3 and you shall get 4 1/3 and that shall be your answer.

hope it helps you!

5 0
3 years ago
What is 12.357 in expanded form
Andrew [12]

Answer:

10+2+0.3+0.05+0.007

Step-by-step explanation:

6 0
3 years ago
Solve the system of equations by graphing where f(x)=5-2x and g(x)=(2/3)x-2. What is the value of x? 0 1 2 3 4
vfiekz [6]

Answer:

The graph is uploaded in the attachment.

The value of x is 2.625.

Step-by-step explanation:

  • let us plot f(x), g(x) on y-axis

so, f(x)=y and g(x)=y.

  • the first equation can be written as y=5-2x
  • the general equation of a straight is y=mx+c

( where m is the slope and c is the y-intercept )

  • now comparing given equation with the general equation mentioned above, the slope of first line is -2 and its y-intercept is 5
  • the slope of second equation i.e, y=(2/3)x-2 is 2/3 and its y-intercept is -2.
  • now plot the graph using above information.

(y-intercept is the the coordinate of a point where the line intersects y-axis)

(slope is the angle made by the line with the x-axis)

  • by seeing the graph, the value of x is 2.625.

3 0
3 years ago
train traveling with 100 cars all cars are exact size. the cars are 20 ft long 10ft wide and 10ft tall. how much available volum
jeyben [28]

Find the volume of 1 car by multiplying the length by the width by the height:

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Now multiply the volume of 1 car by the total number of cars:

2000 x 100 = 200,000 cubic feet total.

3 0
3 years ago
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