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Pre-Algebra
Geometry
Online Self-Tests
(PA3)
1. Use the equation below. What is the unknown value of R?
y
=
x
+
4
x
–1
0
1
2
y
3
4
R
6
(1 point)
Answer:
2. Use the equation below. What is the unknown value of R?
y
=
x
–
2
x
–2
–1
R
2
y
–4
–3
–1
0
(1 point)
Answer:
3-4. Use the equation below. Fill in the missing coordinates.
y
=
2
x
+
1
x
–1
1
4
y
–7
–1
3
(1 point each)
5-6. Use the equation below. Fill in the missing coordinates.
y
=
1
x
+
2
2
x
0
2
6
y
0
2
5
(1 point each)
7-9. Use the graph below. What are the unknown values in the table?
x
3
y
1
7
(1 point each)
10-12. Use the graph below. What are the unknown values in the table?
x
4
y
–3
–1
(1 point each)
Answers
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