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Tyler solved the following expression: ​ ​ 4x−3(2+2x) ​Step 1: 4x−3(2)+3(2x) ​Step 2: 4x−6 +6x ​Step 3: 10x−6 ​However Tyler did not have the correct answer. Find Tyler's mistake. A In Step 1, he distributed 3 to 2x instead of −3 to 2x. B From Step 1 to Step 2, he incorrectly multiplied −3 and 2 and got an answer of −6. C From Step 2 to Step 3 he incorrectly wrote −6. The correct answer is 6. D From Step 2 to Step 3 he incorrectly added 4x and 6x and got an answer of 10x.

User BlueFish
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1 Answer

2 votes

Answer:

The answer would be A. He distributed 3 to 2x when it should be -3(2x).

Explanation:

User Finswimmer
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