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andriy [413]
4 years ago
13

Please solve and show all steps and work

Mathematics
1 answer:
pshichka [43]4 years ago
5 0
Solve the rational equation by combining expressions and insulating the variable X .
all real numbers .
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Answer and please show work!
snow_lady [41]

Answer:

5

Step-by-step explanation:

If we consider half the first purchase, it is

2 used + 1 new = $42

And the second purchase is

6 used + 1 new = $78

Subtracting the first of these equations from the second, we get ...

4 used = $(78 -42) = $36

used = $9 . . . . . . . . . . . . . . divide by 4

Then we can find the price of a new game from ...

new = $42 - 2 used = $42 -2·9 = $24

___

The number of used games Janet can purchase on her budget is ...

($120 -3·$24)/$9 = $48/$9 = 5 1/3 ≈ 5

Janet can purchase 5 used and 3 new video games for $120. (and have $3 left)

6 0
3 years ago
Find the quotient 5/28 divided by 1/7
VARVARA [1.3K]

Answer:

1.25

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
What is the surface area of the faces of the pyramid?
Alekssandra [29.7K]
The area of a triangle is (base*height)/2
Therefore: 12*10=120/2=60. Since there are three triangles then you multiply 60 by three. 60*3=180
Since the triangle in the middle is equilateral the height is 10. (10*10)/2=50
180+50=230
The answer is 230 inches²

8 0
4 years ago
a. (5 points) Let’s assume that over the course of a day you put up a total amount of $1000 in bets. Now, you know that you don’
FrozenT [24]

So umm ahh I won't tell answer but I'll teach <u>HOW</u> to solve it :>

Sooo........

Just ask your teacher that is the best best best helpful hint (IT IS ACTUALLY)

8 0
3 years ago
Find the value <br> of x so that the quadrilateral is a parallelogram.
Lelu [443]

Answer:

46

Step-by-step explanation:

It must be the same as the angle opposite of it.

You can see that 134 and 134 are the same, so the other two corners need to be the same and be 46 and 46.

8 0
4 years ago
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