Mathematics, 23.09.2021 14:00 CristianPaz
Derek tried to solve an equation step by step.
\begin{aligned} 8d&=72 \dfrac{8d}{8}&=\dfrac{72}8& \green{\text{Step } 1} d&=8&\blue{\text{Step } 2} \end{aligned}
8d
8
8d
d
=72
=
8
72
=8
Step 1
Step 2
Find Derek's mistake.
Answers: 2
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Derek tried to solve an equation step by step.
\begin{aligned} 8d&=72 \dfrac{8d}{8}&=\dfra...
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