91Ó°ÊÓ

Solve the system by substitution.

$$\begin{gathered} x−6y=−6 \\ 2x−4y=4 \end{gathered}$$

Solve the system by substitution.

$$\begin{gathered} y=3x−16 \\ y=\frac{1}{3}x \end{gathered}$$

Solve the system by substitution.

$$\begin{gathered} y=−x+10 \\ y=\frac{1}{4}x \end{gathered}$$

Solve the system by substitution.

$$\begin{gathered} x−4y=−4 \\ −3x+4y=0 \end{gathered}$$

Solve the system by substitution.

$$\begin{gathered} 4x−y=0 \\ 2x−3y=5 \end{gathered}$$

Solve the system by substitution.

$$\begin{gathered} 2x−3y=12 \\ −12y+8x=48 \end{gathered}$$

Solve the system by substitution.

$$\begin{gathered} 5x+2y=12 \\ −4y−10x=−24 \end{gathered}$$

Solve the system by substitution.

$$\begin{gathered} 3x+2y=9 \\ y=−\frac{3}{2}x+1 \end{gathered}$$

Solve each system by graphing:

$$\begin{gathered} -x+y=1 \\ 3x+2y=12 \end{gathered}$$

Determine the Number of Solutions of a Linear System Without graphing the following systems of equations, determine the number of solutions and then classify the system of equations.

$$\begin{gathered} y=3x+4 \\ 9x-3y=18 \end{gathered}$$