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

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

The existence and monitoring of independent regulatory agencies depends on the

Which of the following best explains how Napoléon governed France's empire in Europe? A. He established a new set of laws based on reason rather than tradition.

The table shows the amount of lemon juice needed to make lemonade. (Unit 9 Lesson 3) Lemon juice (cups) 5 10 20 Servings 35 70 140 Are the two quan

Which part of speech is (They) a. interjection b. noun c. adjective d. pronoun

write a mixed number that is equivalent to 16\3

9:__=7:14 Don't get it

Fitness can be achieved only through A. resistance B. endurance C. frequency D. accuracy

Since the early 1990s, geneticists have produced ____________ crops that yield fruits and vegetables commonly found in U.S. supermarkets.

Martin Luther King, Jr., spoke these famous words: "Free at last. Free at last. Thank God Almighty, we are free at last." Who, according to King, would be free?

10 chunks of Swiss cheese total weight