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Kirsten tried to evaluate the expression {12 x 2-8} x 2. Her work is below.{12 x 2 - 8} x 2leStep 1: = {12 x 2} - 163AcciIn RecentThe OriginalStep 2: = 24 - 16Step 3:= 8In which step did Kirsten first make a mistake?Choose 1 answer:TUSA Step 1Step 2pe/TANAсStep 31AREE SAVKirsten did not make a mistake.nin4 of 7 ...OOOOSUBSCRIBEDCheck

Kirsten tried to evaluate the expression {12 x 2-8} x 2. Her work is below.{12 x 2 - 8} x-example-1

1 Answer

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For this question we recall the following property:


\mleft\lbrace a+b\mright\rbrace c=ac+bc

In the given expression Kristen multiplied the second term inside the brackets but she forgot the first one.

The answer is option A.

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