SABRIXA1
SABRIXA1
14-05-2017
Mathematics
contestada
helpppp with question above pleaseee^^^^
Respuesta :
akaleti47
akaleti47
14-05-2017
c=2b
d=c+7
b+c=57⇒b+2b=57⇒3b=57⇒ b=19, c=2*19=38, d=38+7=45
thats given
lets find if there is an x such that d-x=b+x=c⇔ 43-x=19+x=38
43-x=38⇒x=43-38=5
19+x=38⇒x=19
there is no single x (cant be both 5 and 19)
so, i think dan was incorrect.
Answer Link
VER TODAS LAS RESPUESTAS ( 22+ )
Otras preguntas
A construction crew built 9 ¾ miles of a road in 3 ⅜ days. What is the unit rate in miles per day?
Can u help me with my hw
When does osteogenesis begin?
which type of tectonic plate movement results in the formation of mid-ocean ridges?
When making lemonade, 1 over 4 cup of sugar will make 5 glasses of lemonade. How many cups of sugar would be needed to make 22 glasses of lemonade?.
fill in the blanks with the correct form of the verb in parentheses example
A store sells 4 cans of soup for $9. How much would it cost you to buy 5 cans of soup?
helpppppppppppppppppppppppppppppppppppploooooooooooooooo
what am i suppost to do with the remainder when dividing fractions
What happens to infared radiation released by the earth if there is an increased level of carbon dioxide in the atmosphere A.it escape And cools the atmosphere