Hi there! :)
Answer:

Given:

The given expression is a logarithm with a base of 10, therefore we can rewrite this as:

Evaluate:

The answer is C because 15x2 represents the kitchen floor. Adding 15 and 9 represents the bathroom and the area by her front door. It would total to 54 square feet which is C.
Hello there! you can use the expression
!
To find slope, subtract the y values over the x values.
In this case:
2 - - 1 / - 3 - 7
3 / -10
So, -3/10 would be the slope of these points.
Hope this helps, have a great day!
Answer:
<h2>hope it helps you see the attachment for further information </h2>
Four fifths or 4/5
Yw, and have a nice day
-JTDG