Answer:
40 Squared units
Step-by-step explanation:

Answer:

Step-by-step explanation:

The common factor is 19

Answer:
Formula is 132 - 8n, and there are 52 windows on 10th floor.
Step-by-step explanation:
difference = 116-124 = -8 ( 8 less windows for every floor you go up)
the first fllor has 124 windows
Formula:

= 132 - 8n
10th Floor:

Answer:
61.52
Step-by-step explanation:
5.66+ 13.75 + 6.76 + 4.59 + 5.66+ 6.76 + 13.75 +4.59
1/4x - 10 = -50
1/4x = one forth of a number
-10 is decreased by 10
= -50 means is -50