Real Numbers Answers

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1
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What is the first step in solving this equation?3(2x + 6) – 4x = 2(5x – 2) + 6

A
Use the subtraction property of equality to subtract 6 from both sides.
B
Use the addition property of equality to add 4x to both sides.
C
Combine the like terms on each side of the equation.
D
Use the distributive property on each side of the equation.
2
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Step 2:

Answer not available
3

Step 3:

Answer not available
4

Step 4:

Answer not available
5

Step 5:

Answer not available
6

Question text not available

Answer not available
7

What could be the next step? Select all that apply.

A
Add 8 to both sides.
B
Add 5x to both sides.
C
Subtract 6x from both sides.
D
Subtract 20 from both sides.
E
Divide both sides by –8.
F
Divide both sides by –20.
9

Step 1: Step 2: Step 3: Step 4: Step 5:

Answers:
Selection 1:distributive property
Selection 2:combining like terms
Selection 3:addition property of equality
Selection 4:subtraction property of equality
Selection 5:division property of equality
10

When Caleb verified his solution, it didn’t work. What mistake did he make?

A
In step 1, the distributive property was not used properly on the right side of the equation.
B
In step 2, the like terms were not combined properly on the right side of the equation.
C
In step 3, the addition property of equality was not used properly to isolate the variable term.
D
In step 5, the division property of equality was not used properly to solve for x.
11

Mia solved the equation and determined that m = 2. Is she correct?

A
She is incorrect because when substituting 2 for m the result was a true statement.
B
She is incorrect because when substituting 2 for m the result was a false statement.
C
She is correct because when substituting 2 for m the result was a true statement.
D
She is correct because when substituting 2 for m the result was a false statement.
12

Which would be a good third step to solve the equation?

A
Combine like terms y and 2.
Option A
B
Distribute 15 to each term on the left side.
Option B
C
Subtract y from each side of the equation.
Option C
D
Divide each side of the equation by 2.
Option D
13

a =

Answer:

40

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Real Numbers Answers — V Algebra 2 S1