Use a graphing calculator to Express solutions with approximations to the nearest thousandth.
-$$\begin{array} { l }
\frac { 9 } { 7 } x + y = 5 \\
0.4 x - y = 3
\end{array}$$
A) $\varnothing$

B) $\{ ( 2.258,2.097 ) \}$

C) $\{ ( 4.746 , - 1.102 ) \}$

D) $\{ ( - 2.947,8.789 ) \}$

Question

Use a graphing calculator to Express solutions with approximations to the nearest thousandth.
-$$\begin{array} { l } 
\frac { 9 } { 7 } x + y = 5 \\
0.4 x - y = 3
\end{array}$$
A) $\varnothing$

B) $\{ ( 2.258,2.097 ) \}$

C) $\{ ( 4.746 , - 1.102 ) \}$

D) $\{ ( - 2.947,8.789 ) \}$

Quizplus · Accepted Answer

Solving the system of equations using a graphing calculator gives the solution (4.746, -1.102).

Use a Graphing Calculator to Express Solutions with Approximations to the Nearest