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2 votes
Use an equation to find the value of k

so that the line passing through (−4,k)
and (6,−7)
has a slope of −1/-5
.

User Pauldoo
by
8.4k points

1 Answer

5 votes

Answer:

Step-by-step explanation:

The slope can be found by using the formula:

m

=

y

2

y

1

x

2

x

1

Where

m

is the slope and (

x

1

,

y

1

) and (

x

2

,

y

2

) are the two points on the line.

Substitute the values given in the problem and solve for

K

:

1

=

4

K

1

2

1

=

4

+

K

3

3

×

1

=

3

×

4

+

K

3

3

=

3

×

4

+

K

3

3

=

4

+

K

3

4

=

4

+

K

4

3

4

=

4

4

+

K

7

=

0

+

K

7

=

K

K

=

7

Answer link

User Rachel Dockter
by
8.8k points

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