Given points are
Next, find the slope.
\Substitute 16 for y2, 8 for y1,4 for x2, and 2 for x1 in slope formula.
\ \
(Subtract:
)
(Subtract:
)
(Simplify) \ \
(Cancel common terms)
You know the slope and a point on the line, so use point - slope form
with either given point to write in standard form Ax + By = C.
\Choose
(Substitute
7 for y1,
6 for x1 and
) \ \
(Multiply each side by 5)
(Cancel common terms)
(Apply distributive property:
)
(Multiply:
)
(Apply distributive property:
)
(Multiply:
)
(Add 3xto each side)
(Apply commutative property:
)
(Apply additive inverse property:
)
(Apply additive identity property:
)
(Add 24to each side)
(Apply additive inverse property:
)
(Apply additive identity property:
)
(Add:
)
Substitute =
in equation
.
(Multiply:
)
(Subtract:
)
The equation satisfies the condition.
\So,The standard form equation is .
The standard form equation is .