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lidiya [134]
3 years ago
11

2x - y = 0 x + y = 9 What’s are the coordinates to this equation?

Mathematics
1 answer:
Elena-2011 [213]3 years ago
7 0

Answer:

( 9,9)

Step-by-step explanation:

2x - y = 9

y= 9

x= 9

(x, y) = ( 9,9)

2×9-9=0×9+9=9

9=9=9

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Solve the system of equations : y = x/2 , y = -x - 3 . You can use any method you wish for solving systems of equations. Check y
lorasvet [3.4K]

Answer:

x=−2 and y=−1

Step-by-step explanation:

<u>Problem:</u>

Solve y=x2;y=−x−3

<u>Steps:</u>

I will solve your system by substitution.

y=1/2x;y=−x−3

Step: Solve y= 1/2x for y:

Step: Substitute 1/2 x for y in y=−x−3:

y=−x−3

1/2x= =−x−3

1/2x+x=−x−3+x(Add x to both sides)

3/2x = -3

3/2x/3/2 = -3/3/2 (Divide both sides by 3/2)

x=−2

Step: Substitute −2 for x in y=1/2x:

y=1/2x

y=1/2(-2)

y=−1(Simplify both sides of the equation)

<u>Answer:</u>

x=−2 and y=−1

5 0
2 years ago
Help,, i'll mark as brainliest
PtichkaEL [24]

The first question would be distance from the start, as it is steadily going up as time goes on.

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7 0
3 years ago
For the equation y=5+6x, what does y equal when x is 4?
xxTIMURxx [149]

Answer:

y=31

Step-by-step explanation:

we know that x=4

5+6(4) = y

5+24 = 31

y= 31

Hoped this helped

4 0
3 years ago
Read 2 more answers
Find the output, y, when the input x, is 30.<br> y = 14 – 0.5x<br> y =
Mumz [18]

Answer:

y=-1

Step-by-step explanation:

14-(.5*30) same as dividing 30 by 2

14-15=-1   combine

6 0
3 years ago
Which of the data sets below has a mean of 32? Select all that apply.
Akimi4 [234]

Answer:

B is the correct answer

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5 0
3 years ago
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