Solve the system of equations by substitution.
-$$\begin{array} { l }
\frac { 1 } { 2 } x + \frac { 2 } { 3 } y = 32 \
\frac { 1 } { 4 } x - \frac { 5 } { 9 } y = 40
\end{array}$$
A)(100, 27)
B)(-100, -27)
C)(100, -27)
D)(-100, 27)

Question

Solve the system of equations by substitution.
-$$\begin{array} { l } 
\frac { 1 } { 2 } x + \frac { 2 } { 3 } y = 32 \
\frac { 1 } { 4 } x - \frac { 5 } { 9 } y = 40
\end{array}$$
A)(100, 27)
B)(-100, -27)
C)(100, -27)
D)(-100, 27)

Quizplus · Accepted Answer

Substitute $ x = 100 $ and $ y = -27 $ into both equations to verify they satisfy the system.

Solve the System of Equations by Substitution 12x+23y=3214x−59y=40\begin{array} { l } \frac { 1 } { 2 } x + \frac { 2 } { 3 } y = 32 \\\frac { 1 } { 4 } x - \frac { 5 } { 9 } y = 40\end{array}21​x+32​y=3241​x−95​y=40​

Solve the System of Equations by Substitution $\begin{array} { l } \frac { 1 } { 2 } x + \frac { 2 } { 3 } y = 32 \\\frac { 1 } { 4 } x - \frac { 5 } { 9 } y = 40\end{array}$