Solve the system. $$\left\{ \begin{array} { l }
y = 3 - 2 x \
y - 4 = 2 x
\end{array} \right.$$
A) $x = - 0.25 , y = 3.5$
B) $x = 3.5 , y = - 0.25$
C) $x = - 0.35 , y = 2.5$
D) $x = - 1.5 , y = 2.5$
E)none

Question

Solve the system. $$\left\{ \begin{array} { l } 
y = 3 - 2 x \
y - 4 = 2 x
\end{array} \right.$$
A) $x = - 0.25 , y = 3.5$
B) $x = 3.5 , y = - 0.25$
C) $x = - 0.35 , y = 2.5$
D) $x = - 1.5 , y = 2.5$
E)none

Quizplus · Accepted Answer

Substituting the first equation into the second gives $3 - 2x - 4 = 2x$, which simplifies to $2x + 2x = 1$, leading to $x = -0.25$. Substituting $x = -0.25$ into the first equation gives $y = 3.5$.

Solve the System {y=3−2xy−4=2x\left\{ \begin{array} { l } y = 3 - 2 x \\y - 4 = 2 x\end{array} \right.{y=3−2xy−4=2x​

Solve the System $\left\{ \begin{array} { l } y = 3 - 2 x \\y - 4 = 2 x\end{array} \right.$