Question
Answer
$$6p-3-(7p^3+7)=-7p^3+6p-10$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}6p-3-(7p^3+7)& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}6p-3-7p^3-7 \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}-7p^3+6p-10\end{aligned} $$ | |
| ① | Remove the parentheses by changing the sign of each term within them. $$ - \left( 7p^3+7 \right) = -7p^3-7 $$ |
| ② | Combine like terms: $$ 6p \color{blue}{-3} -7p^3 \color{blue}{-7} = -7p^3+6p \color{blue}{-10} $$ |
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