Question
Answer
$$2x-5y-7x+8y=-5x+3y$$
Explanation
| $$ \begin{aligned}2x-5y-7x+8y& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}-5x+3y\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{2x} \color{red}{-5y} \color{blue}{-7x} + \color{red}{8y} = \color{blue}{-5x} + \color{red}{3y} $$ |
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