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Just multiply and keep the negative because negative times positive equals negative.
Answer: The correct expression is (A) 6b.
Step-by-step explanation: Given that Serena is writing an expression that is equivalent to (12ab - 6b), but she has not completed it.
The incomplete expression is ?(2a - 1).
We are to find the missing term from the above incomplete expression.
We have

Thus, the complete expression is 6b(2a - 1).
Option (A) is correct.
Answer:
Construct the angle bisector of angle Y
Step-by-step explanation:
-An inscribed circle is defined as the largest circle that can be drawn within the boundaries of a plane figure.
-The first step in constructing an inscribed circle is to bisect any two angles of the plane figure, triangle in this case, as there intersection point will form the circle's center.
=>Hence, the first step is Construct the angle bisector of angle Y or Z or X( whichever you decide on).
the answer is square.
quadrilateral is four sides so if all sides are 4 inches in length and at a 90 degree angle it makes it a square.
.6 your welcome also a brainliest would be appreciated