Question

Examine the steps used to solve the equation.

Answer 1

Answer:

Examine the steps used to solve the equation.

12.5x − 10.2 = 3(2.5x + 4.2) - 6

1. 12.5x − 10.2 = 7.5x + 12.6 − 6

2. 12.5x − 10.2 = 7.5x + 6.6

3. 12.5x = 7.5x + 16.8

4. 5x = 16.8

5. x = 3.36

Analyze the steps to determine which properties or procedures were used to complete each step

Step 1:

✔ distributive property

Step 2:

✔ combining like terms

Step 3:

✔ addition property of equality

Step 4:

✔ subtraction property of equality

Step 5:

✔ division property of equality

Step-by-step explanation:

Answer 2

Answer:

Step 1:  

✔ distributive property

Step 2:  

✔ combining like terms

Step 3:  

✔ addition property of equality

Step 4:  

✔ subtraction property of equality

Step 5:  

✔ division property of equality

Step-by-step explanation:

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