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The incomplete work of a student to solve an equation is shown below: Step 1: 4x + 12 = 4 Step 2: ? Step 3: x = −8 ÷ 4 Step 4: x = −2 What is the missing Step 2?
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The incomplete work of a student to solve an equation is shown below: Step 1: 4x + 12 = 4 Step 2: ? Step 3: x = −8 ÷ 4 Step 4: x = −2 What is the missing Step 2?

User Skyronic
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8.3k points

1 Answer

3 votes
The second step is to subtract from both sides:
4x+12-12=4-12

See how the 12 is on each side?

User IdFlood
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7.2k points
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