SOLUTION: The floor plan of a house is rectangular. The house's length is 2x � 10 and its width is x + 3. Write an expression for the area of the house and match your result to the the corre

Question 140085: The floor plan of a house is rectangular. The house's length is 2x � 10 and its width is x + 3. Write an expression for the area of the house and match your result to the the correct answer below.
A)2x2 + 4x � 30
B)2x2 � 4x � 30
C)2x2 + 13x � 30
D)2x2 � 7x � 30

Answer by vijay(6) (Show Source): You can put this solution on YOUR website!
answer is B.
area=lenth*with
=(2x-10)(x+3)
=2x2+6x-10x-30
=2x2-4x-30
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