Solve the equation by factoring.
-$20 x ^ { 2 } - 4 x = 0$
A) $\frac { 1 } { 5 }$
B) $\frac { 1 } { 5 } , 0$
C)0
D) $\frac { 1 } { 5 } , 4$

Name: Solve the equation by factoring. -$20 x ^ { 2 } - 4 x = 0$ A) $\frac { 1 } { 5 }$ B) $\frac { 1 } { 5 } , 0$ C)0 D) $\frac { 1 } { 5 } , 4$
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Question

Quizplus · Accepted Answer

First, factor out the greatest common factor, which is $4x$, giving $4x(5x - 1) = 0$. Setting each factor equal to zero gives the solutions $x = 0$ and $x = \frac{1}{5}$.

Solve the Equation by Factoring 20x2−4x=020 x ^ { 2 } - 4 x = 020x2−4x=0

Solve the Equation by Factoring $20 x ^ { 2 } - 4 x = 0$