Set 4:
First line:
𝑦
=
3
𝑥
−
2
y=3x−2
Slope
𝑚
=
3
m=3
Y-intercept
𝑏
=
−
2
b=−2 (the point (0, -2))
Starting at (0, -2), for every 1 unit increase in
𝑥
x,
𝑦
y increases by 3 (move up 3 and right 1).
Second line:
𝑦
=
−
1
2
𝑥
+
5
y=−
2
1
x+5
Slope
𝑚
=
−
1
2
m=−
2
1
Y-intercept
𝑏
=
5
b=5 (the point (0, 5))
Starting at (0, 5), for every 1 unit increase in
𝑥
x,
𝑦
y decreases by 1/2 (move down 1 and right 2).
Set 5:
First line:
𝑦
=
3
2
𝑥
−
6
y=
2
3
x−6
Slope
𝑚
=
3
2
m=
2
3
Y-intercept
𝑏
=
−
6
b=−6 (the point (0, -6))
Starting at (0, -6), for every 2 unit increases in
𝑥
x,
𝑦
y increases by 3 (move up 3 and right 2).
Second line:
𝑦
=
−
7
2
𝑥
+
4
y=−
2
7
x+4
Slope
𝑚
=
−
7
2
m=−
2
7
Y-intercept
𝑏
=
4
b=4 (the point (0, 4))
Starting at (0, 4), for every 2 unit increases in
𝑥
x,
𝑦
y decreases by 7 (move down 7 and right 2).
Set 6:
First line:
𝑛
=
−
1
2
𝑚
+
2
n=−
2
1
m+2
Slope
𝑚
=
−
1
2
m=−
2
1
Y-intercept
𝑏
=
2
b=2 (the point (0, 2))
Starting at (0, 2), for every 2 unit increases in
𝑚
m,
𝑛
n decreases by 1 (move down 1 and right 2).
Second line:
𝑛
=
−
1
2
𝑚
−
2
n=−
2
1
m−2
Slope
𝑚
=
−
1
2
m=−
2
1
Y-intercept
𝑏
=
−
2
b=−2 (the point (0, -2))
Starting at (0, -2), for every 2 unit increases in
𝑚
m,
𝑛
n decreases by 1 (move down 1 and right 2).give the graph of this
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