Question
Answer
$$x(5x-3)-2x=5x^2-5x$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}x(5x-3)-2x& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}5x^2-3x-2x \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}5x^2-5x\end{aligned} $$ | |
| ① | Multiply $ \color{blue}{x} $ by $ \left( 5x-3\right) $ $$ \color{blue}{x} \cdot \left( 5x-3\right) = 5x^2-3x $$ |
| ② | Combine like terms: $$ 5x^2 \color{blue}{-3x} \color{blue}{-2x} = 5x^2 \color{blue}{-5x} $$ |
This page was created using
Simplify polynomials calculator