
The equation is
.
Rewrite the equation in standard form Ax + By = C.
\Apply subtraction proparty of equality: Subtract 10y from each side.
\
Apply commutative property of addition:
.

(Apply Additive inverse property:
)
(Apply Additive identity property:
)
Compare the equation with standard form to find the values A, B and C.
\
The equation in standard form is
and
.