Derive Linear Equations Using Slope
Middle School Math · Flashcards · Application
MIDDLE SCHOOL MATH · FLASHCARDS
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QUESTION
Find the slope of a line that rises
12
12
12
units while running
−
3
-3
−
3
units.
QUESTION
Find the slope between
(
−
1
,
4
)
(-1,4)
(
−
1
,
4
)
and
(
3
,
−
2
)
(3,-2)
(
3
,
−
2
)
.
QUESTION
Find
b
b
b
if a line has slope
3
3
3
and passes through
(
2
,
1
)
(2,1)
(
2
,
1
)
in
y
=
m
x
+
b
y=mx+b
y
=
m
x
+
b
.
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ANSWER
b
=
−
5
b=-5
b
=
−
5
. Substitute
(
2
,
1
)
(2,1)
(
2
,
1
)
into
y
=
3
x
+
b
y=3x+b
y
=
3
x
+
b
:
1
=
6
+
b
1=6+b
1
=
6
+
b
, so
b
=
−
5
b=-5
b
=
−
5
.
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