


Use the distributive property to multiply 2 by
.

Express
as a single fraction.

Multiply 2 and -1 to get -2.

Add u to both sides.

Combine
and u to get
.

Subtract 8 from both sides.

Subtract 8 from 2 to get -6.

Multiply both sides by 3, which is the reciprocal of 1/3.

Multiply -6 and 3 to get -18.
