mikeydog5291
mikeydog5291
02.06.2021 • 
Mathematics

Stanley attempted to simplify the expression below. −4●(2.5x−1.25)−3x

His work, step by step, is shown below.

Step 1: −4●{(2.5x+(−1.25)}−3x

Step 2:−10x+(−5)−3x

Step 3:−10x−3x+(−5)

Step 4: −13x−5

In which step did he make his first error simplifying the expression?

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