Problem

Solves a systems of linear equations in two variables.
Solve the following systems by graphing.
$1\right)$ $2x+y=5$ and $x-3y=-8$
$2\right)$ $6x-3y=-9$ and $2x+2y=-6$
Solve the following systems by substitution
$3\right)$ $y=5x-3$ and $-x-5y=-11$
$4\right)$ $2x-6y=-24$ and $x=5y-22$
Solve the following systems by elimination
$5\right)$ $-4x-2y=-2$ and $4x+8y=-24$
$6\right)$ $x-y=11$ and $2x+y=19$

7th-9th grade

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Solution

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