Answer:
- 4x
Step-by-step explanation:

To start, first distribute 8 to (y+11) which would look something like this:
9y=8y+88
Now, subtract 8y from both sides in order to solve for and isolate the y value. This would result in your answer, y=88.
$240
Step-by-step explanation:
300×0.80 OR 300-(300×0.20)
Answer:
-5(3a+b)
6
Step-by-step explanation:
-5(3a+b) over 6
The height is 400 mm high.
60 reaches 300 by a factor of 5
so if you do 80 x 5 you get 400.