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21 April, 15:17

Consider the sequence of steps to solve the equation:

5 (x - 3) =

7x

2

Step 1 ⇒ 10 (x - 3) = 7x

Step 2 ⇒ 10x - 30 = 7x

Step 3 ⇒ 3x - 30 = 0

Step 4 ⇒ 3x = 30

Step 5 ⇒ x = 10

Identify the property of equality which gets us from Step 3 to Step 4.

A) Division Property

B) Addition Property

C) Subtraction Property

D) Multiplication Property

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Answers (2)
  1. 21 April, 15:21
    0
    Addition property.

    Step-by-step explanation:

    From step 3 to step 4, you are adding 30 to both sides of the equation. This makes the property addition.
  2. 21 April, 15:34
    0
    Addition Property

    Step-by-step explanation:

    Because 3x-30=0
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