Identify Linear Functions (Graphs) - Function Worksheet With Answers Page 11

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Identify Linear Functions (Graphs)
Name:
Determine if the equation shown represents a linear function (yes) or not (no).
A n s w e r s
1) Y=X-6
yes
1.
2) Y= X×3
no
2.
3) Y=8×X-(X×-1)
yes
3.
4) Y=-X
yes
4.
2
5) Y=X
+9
no
5.
6)
2
X
Y=
no
6.
X
7) Y=
×6
4
yes
7.
8) Y= X-9
no
8.
2
9) Y=-X
no
9.
10) Y=
X
+2
no
10.
11) Y=-X×3
yes
11.
12) Y=-X-7
yes
12.
13) Y=X+7
yes
13.
14) Y=-X+7
yes
14.
15)
2
X
-9
Y=
no
15.
2
16) Y=3×X+5
yes
16.
X
17) Y=8
+3
no
17.
18) Y=8-X
yes
18.
X
19) Y=
5
yes
19.
20)
2
X
-5
Y=
no
20.
1-10 95 90 85 80 75 70 65 60 55 50
Math
6
11-20 45 40 35 30 25 20 15 10 5
0

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