Becky tried to evaluate an expression step by step.
\quad\begin{aligned} &\dfrac{4}{5} +7...
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Mathematics, 11.02.2020 02:56 kelseiroll9759
Becky tried to evaluate an expression step by step.
\quad\begin{aligned} &\dfrac{4}{5} +7 -\dfrac{5}{4} \\ =&\dfrac{4}{5} -\dfrac{5}{4}+7&\green{\text{St ep } 1} \\ \\ =&0+7&\blue{\text{Step } 2} \\ \\ =&7&\purple{\text{Step } 3} \\ \\ \end{aligned}
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Step 1
Step 2
Step 3
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Answers: 3
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