91Ó°ÊÓ

Solve the system of equation $\left\{\begin{array}{l}2x+5y=-14\\ y=-2x+2\end{array}\right.$by substitution

Solve the system of equation$\left\{\begin{array}{l}2x+5y=1\\ y=\frac{1}{3}x-2\end{array}\right.$by substitution

Determine whether an ordered pair is a solution of a system of equations. In the following exercises, determine if the following points are solutions to the given system of equations.

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

(a)$(-6,5)$

(b)$\left(5,\frac{4}{3}\right)$

Solve the system of equation$\left\{\begin{array}{l}3x+4y=1\\ y=-\frac{2}{5}x+2\end{array}\right.$by substitution

Solve the system of equation$\left\{\begin{array}{l}3x-2y=6\\ y=\frac{2}{3}x+2\end{array}\right.$by substitution

Solve the system of equation$\left\{\begin{array}{l}-3x-5y=3\\ y=\frac{1}{2}x-5\end{array}\right.$by substitution

Solve the system of equation$\left\{\begin{array}{l}2x+y=10\\ -x+y=-5\end{array}\right.$by substitution

Solve the system of equation$\left\{\begin{array}{l}-2x+y=10\\ -x+2y=16\end{array}\right.$by substitution

Solve the system of equation$\left\{\begin{array}{l}3x+y=1\\ -4x+y=15\end{array}\right.$by substitution

Solve the system of equation$\left\{\begin{array}{l}x+y=0\\ 2x+3y=-4\end{array}\right.$by substitution