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Describing Steps Used to Solve an Equation with Decimals

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

User Mentlegen
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Yea I’m going to bed but I’ll be there in a little while I
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