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Math To Do, i-Ready$\newline$$4 x=-x+3$ what is $x$-Google Ser$\newline$ady.com/student/dashboard/home$\newline$th Student$\newline$i-Ready$\newline$Solve Systems of Linear Equatior$\newline$Solve the system of equations.$\newline$$$\begin{array}{l} x=3 y-7 \\ y=x+1 \end{array} \longrightarrow y=3 y-7+1$$$\newline$What is one way you can use substitution to sol$\newline$Substitute$\newline$$3 y-7$$\newline$for$\newline$$x$$\newline$Now, find the solution to the system of equation$\newline$$\square$$\newline$$\square$