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Brums [2.3K]
3 years ago
10

-2x+15y =-327x - 5y=17​

Mathematics
1 answer:
solmaris [256]3 years ago
4 0
-2x+15Y=0
7x-5y=0

This is the answer I got it hope it helps
You might be interested in
if BA is extended all the way through A creating BF and A becomes the midpoint of BF, then what are the coordinates of F
gogolik [260]

Answer:

F(2x_A-x_B,2y_A-y_B)

Step-by-step explanation:

Let points A, B and F have coordinates A(x_A,y_A),  B(x_B,y_B) and F(x_F,y_F).

If BA is extended all the way through A creating BF and A becomes the midpoint of BF, then the midpoint A of the segment BF has coordinates:

\dfrac{x_B+x_F}{2}=x_A\\ \\\dfrac{y_B+y_F}{2}=y_A

Express coordinates of point F:

x_B+x_F=2x_A\Rightarrow x_F=2x_A-x_B\\ \\y_B+y_F=2y_A\Rightarrow y_F=2y_A-y_B

Hence,

F(2x_A-x_B,2y_A-y_B)

3 0
3 years ago
A businesswoman wants to determine the difference between the costs of owning and leasing an automobile. She can lease a car for
Hunter-Best [27]
First we need to find the total annual costs for both the plans.

In case of leasing: 
Fixed monthly cost = $420
So, yearly cost = 420 x 12 = $5040
Cost per mile = $0.08

For x miles driven, the cost per year for leasing will be = 5040 + 0.08x

In case of purchasing:
Fixed yearly cost = $4600
Cost per mile = 0.10

For x miles driven, the cost per year for leasing will be = 4600 + 0.10x

We want to find for what number of miles will the cost of leasing will be no more expensive than the cost of purchasing.

So,

Cost of leasing ≤ Cost of purchasing
5040 + 0.08x ≤ 4600 + 0.10x
440 ≤ 0.02x
22000 ≤ x

Thus, if if the number of miles driven are equal to or less than 22,000 leasing will be no more expensive than purchasing. 
8 0
3 years ago
Your answer<br> What is the greatest common factor of 12 and 24?<br> Your answer<br> 6
anastassius [24]

Answer:

yes it is 6

Step-by-step explanation:

Both are even numbers and caan be divided by 6 win 24 is divided by two I equals 12.

8 0
3 years ago
U(8, 9) and V(2, 5) are the endpoints of a line segment. What is the midpoint M of that line segment?
Crazy boy [7]

Answer:

(5, 7 )

Step-by-step explanation:

Given 2 points (x₁, y₁ ) and (x₂, y₂ ) then the midpoint is

[ 0.5(x₁ + x₂ ), 0.5(y₁ + y₂ ) ]

here (x₁, y₁ ) = U(8, 9) and (x₂, y₂ ) = V(2, 5), thus

midpoint = [0.5(8 + 2), 0.5(9 + 5) ] = [0.5(10), 0.5(14) ] = (5, 7 )

6 0
4 years ago
Which statements are true? Check all that apply.
tatiyna
The first and last choices are true.

First Choice:

7 of a total of 16 cells should be shaded.


Last Choice:

Double the numerator and denominator of 6:8. 12 is greater than 7 (12:16 and 7:16)

Hope it helped and I hope those are the correct answers.
8 0
3 years ago
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