Mathematics, 16.10.2020 05:01, Mariann6362

\begin{aligned} 12&=p+6.2 12+6.2&=p+6.2-6.2&\green{\t ext{Step } 1} 18.2&=p&\blue{\text{Step } 2} \end{aligned} 12
12+6.2
18.2

=p+6.2
=p+6.2−6.2
=p

Step 1
Step 2

Find Ling's mistake.

Answers: 2

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\begin{aligned} 12&=p+6.2 12+6.2&=p+6.2-6.2&\green{\t ext{Step } 1} 18.2&=p&\blu...