Simplifying Expressions Answers
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1
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Jane evaluates for below.Step 1: Step 2: Step 3: What, if any, was Jane’s mistake?
A
Jane made no mistakes.B
Jane incorrectly evaluated in step 2.
C
Jane incorrectly added the terms in step 3.D
Jane incorrectly substituted in in step 1.
2
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Oneta writes an algebraic expression with three terms. The y-term has a coefficient of -3, and the x-term has a coefficient of 1. The expression does not have a constant term. Which expression could she have written?
A
x minus y squared minus 3 y
B
x minus 3 y + 6
C
x + 3 y squared + 3 y
D
x + 3 y + 7
4
Simonne used the following steps to simplify the given expression. Step 1: Step 2: Step 3: Step 4: Step 5: What property of real numbers was used to transition from step 3 to step 4?
A
identity property of additionB
inverse property of additionC
associative property of additionD
commutative property of addition5
What is the simplified expression for ?
A
Negative 5 c d
B
c d minus 8 d
C
5 c d minus 8 d
D
Negative 5 c d minus 8 d
7
What is the simplified expression for ?
A
12 a b
B
13 a b
C
15 a b
D
16 a b
9
What is the value of when ?
A
-108B
0C
108D
21610
What is the value of when ?
A
-25B
-18C
11D
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