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Raul used the steps shown below to solve the equation. In which step did Raul make a mistake? 5x-3(2x+7)=2x+9 Step 1: 5x-6x-21=2x+9 Step 2: -11x-21=2x+9 Step 3: -12x=30 Step 4: x=-30/12 A. Step 1 B. Step
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18 votes
Raul used the steps shown below to solve the equation. In which step did Raul make a mistake?

5x-3(2x+7)=2x+9
Step 1: 5x-6x-21=2x+9
Step 2: -11x-21=2x+9
Step 3: -12x=30
Step 4: x=-30/12

A. Step 1
B. Step 2
C. Step 3
D. Step 4

User Tdragon
by
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2 Answers

5 votes

Answer:The answer is B, step two

Step-by-step explanation:5x-6x equals to -1x

User Kirdok
by
5.0k points
13 votes
I think it’s step 2 or 3 I’m not sur
User Pje
by
4.9k points
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