CATLords
CATLords CATLords
  • 06-05-2016
  • Mathematics
contestada

the area of a pentagon increased by 27 is the same as four times the difference of area and 15. what is the area of the pentagon?

Respuesta :

charstar
charstar charstar
  • 06-05-2016
this can be written as:
a+27=4(15-a)
now to work it out
a+27=4(15-a)
a+27=60-4a
4a+27=60
4a=33
a=8.25

hope this helps :)
Answer Link

Otras preguntas

10) Aluminum is a highly reactive metal that oxidizes when exposed to air. Which of these would be a good first step in balancing this reaction? Al + O2 → A
Please help me with the highlighted questions I need to know what the name of the body structure is
Which species do Green Crabs consume
What is an asteroid?
Which element is a halogen and has a larger average atomic mass than arsenic (As)?.
74=-tens-ones74 equals X - 1 + answer
In the last year _____ (Sharla or Paul?), earned $ _____ more . Heeeeelp :(
A service attendant is paid time and a 1/2 for working over 40 hours per week last week. The attendant work 47 hours and earned $782.75 find the attendants regu
please help me solve this equation 2x+y=10
Which describes a similarity between capitalism and communism? A) Both are driven by free enterprise. B) Both participate in global markets. C) Both aim to di
good job