tylerseltze tylerseltze
  • 01-06-2017
  • Mathematics
contestada

Kevin is 3 years older than Daniel. Two years ago, Kevin was 4 times as old as Daniel. How old is Daniel now

Respuesta :

enticinghook4
enticinghook4 enticinghook4
  • 01-06-2017
k = Kevin
d = Daniel

k = 3 + d;
k - 2 = 4( d - 2 );
We have 3 + d -  2 = 4d - 8;
Then, d + 1 = 4d - 8;
9 = 3d;
d = 3.
Finally, k = 6 years.
Answer Link

Otras preguntas

At which meeting did the Allied Powers agree to require an unconditional surrender by Germany? A) Potsdam Conference B) Yalta Conference C) Internation
A jar has 4 balls lettered A, E, D, and G. One ball is drawn from the jar and it's letter is noted. A second ball is also drawn without replacing the first ball
In economics, the term "capital" refers to
What is a mood disorder?
which of the following was a robert la follette reform that changed the way candidates were chosen in an election
Please help with this problem
Instructions:Select the correct answer. What inference can be drawn from these lines of Feste’s song in Shakespeare’s Twelfth Night? CLOWN: What is love? 'tis
An interjection is always A. intended to show feeling. B. followed by an exclamation point. C. preceded by preposition. D. related to another word
Discuss the role of the expanded functions dental assistant in making a provisional coverage
Find the area under the standard normal curve between z = −2.57 and z = 1.27. Round your answer to four decimal places, if necessary.