방정식과 부등식 전체 문제

Solve a System of Equations by Substitution

In the following exercises, solve the systems of equations by substitution.

$\left\{\begin{array}{l}y=-2x-1 \\ y=-\frac{1}{3}x+4\end{array}\right.$

Solve a System of Equations by Substitution

In the following exercises, solve the systems of equations by substitution.

$\left\{\begin{array}{l}y=x-6 \\ y=-\frac{3}{2}x+4\end{array}\right.$

Solve a System of Equations by Substitution

In the following exercises, solve the systems of equations by substitution.

$\left\{\begin{array}{l}\,\,x=2y \\ 4x-8y=0\end{array}\right.$

Solve a System of Equations by Substitution

In the following exercises, solve the systems of equations by substitution.

$\left\{\begin{array}{l}\,2x-16y=8 \\ -x-8y=-4\end{array}\right.$

Solve a System of Equations by Substitution

In the following exercises, solve the systems of equations by substitution.

$\left\{\begin{array}{l}y=\frac{7}{8}x+4 \\ -7x+8y=6\end{array}\right.$

Solve a System of Equations by Substitution

In the following exercises, solve the systems of equations by substitution.

$\left\{\begin{array}{l}y=-\frac{2}{3}x+5 \\ 2x+3y=11\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}5x+2y=2 \\ -3x-y=0\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}6x-5y=-1 \\ 2x+y=13\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}2x-5y=7 \\ 3x-y=17\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}5x-3y=-1 \\ 2x-y=2\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}3x-5y=-9 \\ 5x+2y=16\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}4x-3y=3 \\ 2x+5y=-31\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}3x+8y=-3 \\ 2x+5y=-3\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}11x+9y=-5 \\ 7x+5y=-1\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}3x+8y=67 \\ 5x+3y=60\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}2x+9y=-4 \\ 3x+13y=-7\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}\frac{1}{3}x-y=-3 \\ x+\frac{5}{2}y=2\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}x+\frac{1}{2}y=\frac{3}{2} \\ \frac{1}{5}x-\frac{1}{5}y=3\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}x+\frac{1}{3}y=-1 \\ \frac{1}{3}x+\frac{1}{2}y=1\end{array}\right.$

Solve a System of Equations by Elimination

In the following exercises, solve the systems of equations by elimination.

$\left\{\begin{array}{l}\frac{1}{3}x-y=-3 \\ \frac{2}{3}x+\frac{5}{2}y=3\end{array}\right.$