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Pre-Algebra
Geometry
Online Self-Tests
(E11)
1. If
x
+ 1 = –1, find the value of 1 + (
x
–1).
(1 point)
Answer:
2. Evaluate the expression below if
x
× (–1) = 1.
(2 ×
x
) – 2
(1 point)
Answer:
3. Evaluate the expression below if
x
= –4 and
y
= –2.
x
–
y
2
(1 point)
Answer:
4. Evaluate the expression below if
x
= –6 and
y
= –3.
2
x
+
3
y
(1 point)
Answer:
5. Evaluate the expression below if
x
= 15 and
y
= –3.
x
÷
y
(1 point)
Answer:
6. If
x
× 4 = –4 and
y
= 4, find the value of
x
–
y
.
(1 point)
Answer:
Answers
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