# Grade 10 Math: System of Linear Equations Solving Linear Systems (Substitution Method)

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### Solve the system of equations using substitution method $$y=2x+4$$ $$3x=9-y$$

$$x=1, y=6$$
$$x=6, y=2$$
$$x=-1, y=-6$$
$$x=-1, y=6$$
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### Solve the system of equations using substitution method $$7x+10y=36$$ $$-2x+y=9$$

$$x=2, y=5$$
$$x=-2, y=5$$
$$x=-2, y=-5$$
$$x=2, y=-5$$
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### Solve the system of equations using substitution method $$x+y=6$$ $$-3x+y=2$$

$$x=1, y=5$$
$$x=-1, y=5$$
$$x=1, y=-5$$
$$x=-1, y=-5$$
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### Solve the system of equations using substitution method $$x-7y+11=0$$ $$5x+2y=-18$$

$$x=4, y=-1$$
$$x=-4, y=-1$$
$$x=4, y=1$$
$$x=-4, y=1$$
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### Solve the system of equations using substitution method $$3x+2y=16$$ $$7x+y=19$$

$$x=-2, y=5$$
$$x=2, y=5$$
$$x=-2, y=-5$$
$$x=2, y=-5$$
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