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denis23 [38]
3 years ago
13

To graph the equation 2x + 5y = 10, Zeplyn draws a line through the points (5, 0) and (0, What is the slope of the line represen

ted by 2x + 5y = 10?
Mathematics
1 answer:
wariber [46]3 years ago
8 0

Answer: -2/5

Step-by-step explanation:

To find the slope, we set the function use y = mx + b forms.

2x + 5y = 10

        5y = -2x + 10              Minus 2x in both side

           y = -2/5x + 10/5       Divide 5 from both side

           y = -2/5x + 2

In the y = mx + b, the m before variable x is always the slope, so -2/5 is the slope for 2x + 5y = 10.

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6 0
3 years ago
Read 2 more answers
30 points
boyakko [2]

Answer:

1) The value of c is given by

c=4

2) The value of k is given by

k=-4150

Step-by-step explanation:

Given that function g is defined by g(x)=cx-3 , where c is a constant.

To find c:

Also given that value of g(x) at x=0.5 is equal to -1

ie., g(0.5)=-1

At x=0.5

g(0.5)=c(0.5)-3=-1

(0.5)c-3=-1

(0.5)c=-1+3

(0.5)c=2

c=\frac{2}{0.5}

c=\frac{2}{\tfrac{1}{2}}=2\times \frac{2}{1}

Therefore c=4

2) Given that function h is defined by h(x)=\frac{20x-k}{x+50} , where k is a constant.

To find k:

Also given that value of h(x) at x=20 is equal to 65

ie., h(20)=65

At x=20

h(20)=\frac{20(20)-k}{20+50}=65

400-k=65(70)

-k=4550-400

-k=4150

Therefore k=-4150

6 0
3 years ago
Write two different inequalities in which one of the solutions is the same as the solution x -23=191
Luba_88 [7]

Answer:

Step-by-step explanation:

This could help

https://www.mathsisfun.com/algebra/inequality-solving.html

7 0
3 years ago
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