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STatiana [176]
3 years ago
6

I need the solution to 5x+2y=7 and 7x+6y=-3

Mathematics
1 answer:
OverLord2011 [107]3 years ago
6 0

Answer:

1. x=7/5-2y/5

2. x = − 8 √ 3 ( − 1 − 2 y )

Step-by-step explanation:

i did it

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X squared minus 39x+74=0
Romashka [77]

Answer:

-74

Step-by-step explanation:

5 0
2 years ago
how many even numbers less than 1000 can be formed from the given digits 0,2,3,5; if repetition is not allowed ?​
Lunna [17]

Answer: 2 numbers

Step-by-step explanation:

Since we are looking for even numbers, 0 and 2 must be the last number.

So if we have 0 at the end, there are 6 possibilities:

2350, 2530, 3250, 3520, 5230, 5320.  None of these are less than 1000.

But, if we have 2 at the end, then we have 6 possibilities again:

0352, 0532, 3052, 3502, 5032, 5302. Only two of these are less than 1000.

So the only possibilities are 0350 and 0530, and so there are 2 possibilities.

8 0
2 years ago
30 POINTS,NEED HELP ASAP !!!
zaharov [31]

Answer: OPTION A.

Step-by-step explanation:

You can observe that in the figure CDEF the vertices are:

C(-2,-1),\ D(-2,0),\ E(2,2)\ and\ F(2,1)

And in the figure C'D'E'F'  the vertices are:

C'(-8,-4),\ D'(-8,0),\ E'(8,8)\ and\ F'(8,4)

For this case, you can divide any coordinate of any vertex of the figure C'D'E'F' by any coordinate of any vertex of the figure CDEF:

For C'(-8,-4) and C(-2,-1):

\frac{-8}{-2}=4\\\\\frac{-4}{-1}=4

Let's choose another vertex. For E'(8,8) and E(2,2):

\frac{8}{2}=4\\\\\frac{8}{2}=4

You can observe that the coordinates of C' are obtained by multiplying each coordinate of C by 4 and the the coordinates of E' are also obtained by multiplying each coordinate of E by 4.

Therefore, the rule that yields the dilation of the figure CDEF centered at the origin is:

(x, y)→(4x, 4y)

7 0
3 years ago
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For the function: g(x)= 3 - 8 (1/4)^2-x
Alla [95]

Answer:

bye

Step-by-step explanation:

7 0
3 years ago
If gokus power is 100 trillion then he looses 567 billion how much does he have.
julia-pushkina [17]

Answer:

9.9433e+13

Step-by-step explanation:

Mark me brainliest

4 0
3 years ago
Read 2 more answers
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