Answer: The 3rd one! Letter C.
Step-by-step explanation:
I used a calculator!
Answer:
x=-27
Step-by-step explanation:
27+4x=3x
So 27=-x
x=-27
The constant is the 480 added to the end .
Since the area of the gym is 4x^2 ft^2, the 480 is the area of the weight room.
Answer:
The special quadrilateral formed by connecting the midpoints of the sides of the original quadrilateral is : <em><u>a rhombus </u></em>
Step-by-step explanation:
Look at the photo below for the figure
:)
Step-by-step explanation:
(1+3x-1)×{1-(3x-1)}
=3x.(1-3x+1)
=3x.3x
=9x^2.