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irina1246 [14]
2 years ago
5

Which values of a and b make this system of equations have infinitely many solutions?

Mathematics
1 answer:
Afina-wow [57]2 years ago
6 0

9514 1404 393

Answer:

  a = 3, b = -8

Step-by-step explanation:

Solving the first equation for y, we get ...

  2y +16 = 6x . . . . . given

  y = 8 +3x . . . . . . . divide by 2

  y = 3x -8 . . . . . . . subtract 8

In order for the system of equations to have infinitely many solutions, the second equation must be the same as this:

  y = ax +b

  a = 3, b = -8

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NO LINKS!!!!
DedPeter [7]

9514 1404 393

Answer:

  3. vertical stretch by a factor of 2; shift right 1 and down 1

  4. shift left 4 and up 4 (no stretch or shrink)

Step-by-step explanation:

The vertex form equation is ...

  y = a(x -h)^2 +k

It represents a vertical stretch of the parent function by a factor of 'a', a right shift of 'h', and an upward shift of 'k'.

Compare the the given equations to the above form to see the transformations.

__

3. (a, h, k) = (2, 1, -1)   ⇒   vertical stretch by a factor of 2; shift right 1, down 1

4. (a, h, k) = (1, -4, 4)   ⇒   no vertical stretch; shift left 4, up 4

6 0
2 years ago
What is the greatest common factor of 30, 48, and 2?
arlik [135]

Answer:

<h3>The greatest common factor of 30, 48 and 2 is 2</h3>

Step-by-step explanation:

<h2>I HOPE IT HELPS </h2>
7 0
2 years ago
In a simple linear regression analysis the quantity that gives the amount by which the dependent variable changes for a unit cha
arlik [135]

Answer:

Slope of the regression line

Step-by-step explanation:

The slope of the regression line including the intercept shows the linear relationship between two variables, and can also therefore be utilized in estimating an average rate of change.

The slope of a regression line represents the rate of change in the dependent variable as the independent variable changes because y- the dependent variable is dependent on x- the independent variable.

4 0
3 years ago
Triangle
snow_tiger [21]

Answer:

Step-by-step explanation:

You add 10 more so it should be 19cm

Mark brainliest please:)

5 0
3 years ago
When a sum of rupees hundred is divided in the ratio of 2 is to 3 find the share of each part​
yKpoI14uk [10]

2x + 3x = 100

5x=100

x=100/5

x= 20

Therefore, 2x=2×20=40

3x=3×20=60

Please mark me as brinliest.......

Glad to help you......

4 0
3 years ago
Read 2 more answers
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