The system of equations are
and
.
The slope-intercept form of line equation is
.
Rewrite the equations in standard form.
\Case (i):
\
(Original equation)
(Add
from each side)
(Apply additive inverse property:
)
Case (ii):
\
(Original equation)
(Subtract
from each side)
(Apply additive inverse property:
)
(Divide each side by
)
(Cancel common terms)
The system of equations are
and
.
Graph:
\Graph the equations
and
:
Observe the graph:
\The lines intersect at one point
.
Therefore, there is one solution.
\The system is consistent and independent.
\Check solution for
value.
Case (i):
\
(Original equation)
(Substitute
)
(Multiply)
(Subtract:
)
Case (ii):
\
(Original equation)
(Substitute
)
(Multiply)
(Subtract:
)
The solution of the system is
.
The system is consistent and independent and has one solution.