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Nat2105 [25]
4 years ago
5

it says "use the given information to write an equation for each line" but I don't understand what to do, please help.

Mathematics
1 answer:
Gwar [14]4 years ago
7 0
USe the points and slope to write in y=mx+b!
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PLEASE HELP QUICK!!
Katarina [22]

Answer:

The farmers were happy because the botanist (plant scientist) said their grape and wheat fields would have plentiful yields this coming harvest.

5 0
3 years ago
1. Find the equation of the line passing through the point (2,−4) that is parallel to the line y=3x+2 y= 2. Find the equation of
tamaranim1 [39]

Answer:

Step-by-step explanation:

1) Parallel lines have same slope

y =  3x + 2

m = 3

(2, -4)  ;  m = 3

equation:  y - y1 = m (x - x1)

y - [-4] = 3(x - 2)

y + 4 = 3x - 6

y = 3x - 6 - 4

y = 3x - 10

2) y = 18x + 2

m1 = 18

Slope the line perpendicular to  y = 18x + 2,  m2 = -1/m1 = -1/18

m2 = -1/18

(1 , -5)

y-[-5]=\frac{-1/18}(x-1)\\\\y+5=\frac{-1}{18}x + \frac{1}{18}\\\\y=\frac{-1}{18}x+\frac{1}{18}-5\\\\y=\frac{-1}{18}x+\frac{1}{18}-\frac{5*18}{1*18}\\\\y=\frac{-1}{18}x+\frac{1}{18}-\frac{90}{18}\\\\y=\frac{-1}{18}x-\frac{89}{18}\\\\

3 0
3 years ago
9) The present ages of Juna and Jubin are in the ratio 5:8. After 4 years the sum
vodka [1.7K]

Answer:

Present age of Juna = 10 years

Present age of Jubin = 16 years

Step-by-step explanation:

Ratio of present ages = 5: 8

Let the present ages of:

Juna be 5x years and Jubin be 8x years

(where x is the common multiplier of the given ratios)

Four years after:

Juna's age = (5x + 4) years

Jubin's age = (8x + 4) years

According to the question:

(5x + 4) + (8x + 4) = 34

13x + 8 = 34

13x = 34 - 8

13x = 26

x = 26/13

x = 2

5x = 5*2 = 10 years

8x = 8*2 = 16 years

Hence,

Present age of Juna = 10 years

Present age of Jubin = 16 years

4 0
3 years ago
a point with a positive x-coordinate and a negative y- coordinate is reflected over the y-axis . what sentence will describe the
scoray [572]

Answer:

The sentence that describes the reflected point (x,-y) over the y-axis

Step-by-step explanation:

Since not sure if specific options are available lets answer this question in a general notation.

Let us consider the Co-ordinate system in two dimensions (i.e.  and ); where the horizontal line represents the  values and the vertical line representes the  values.Now we are told that we have a point with a positive x-coordinate and a negative y-coordinate, thus:

This means our point is located at the 4th Quadrant (where  values are positive and  values are negative).

Reflecting it over the y-axis means that our point is now located on the 3rd Quadrant (where both  and  values are negative).

Therefore the new reflected point will now be:

''a point with a negative x-coordinate and a negative y-coordinate''

7 0
3 years ago
A football coach gives half his players a protein bar to eat before each game; the other players do not receive the protein bar.
const2013 [10]
<span>A.He can rerandomize the results by separating the two groups randomly, then calculate the means and the difference of the means. </span>
5 0
3 years ago
Read 2 more answers
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