Answer:
When
and
:

Step-by-step explanation:
-8ab can be seen as -8×a×b. Insert the given values:

Simplify multiplication from left to right:

Insert and solve:

:Done
Answer:
the answer is A
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given
Points: (1, 9) and (9, 3)
Ratio = 2/3
Required
Determine the coordinate of the center
Represent the ratio as ratio

The new coordinate can be calculated using

Where



Substitute these values in the equation above



Hence;
<em>The coordinates of the new center is </em>
<em></em>
Answer:
£1.87
Step-by-step explanation:
100 pennies is equal to a pound.
You divide the pennies to 100 and your answer will be converted to pounds.
187*100=1.87
£1.87
Answer:

Step-by-step explanation:
Since it is -1, put 1/something