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Mathematics 7 Online
OpenStudy (anonymous):

James needs to simplify this expression 2x – 5x + 3(x + 2). When he finished his answer was 10x + 6. Which step did he first make an error in? Step I. 2x – 5x + 3x + 6 Step II. 7x + 3x + 6 Step III. 10x + 6 A. His final answer is correct. B. Step III, he didn’t simplify all the way. He should combine 10x and 6. C. Step I, he didn’t distribute correctly. He should have only multiplied 3 by x. D. Step II, he combined 2x and 5x when he should have combined 2x and -5x.

OpenStudy (anonymous):

@cwrw238 can you Please help me.

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