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

Does one equal to zero?

suppose someone argues that biological studies are important for anthropology

(recibir) tú muchos mensajes de texto de tu novio?

Find the interest on $4,000 at 3% for 4 months

Brittany says, "I'm majoring in finance because my parents expect me to join the family business when I graduate, but my friend Abigail is majoring in finance b

Pls help this is due in like 14 or 20 mins Should children be detained and sent home even after experiencing violence in their home countries? Should children

A spring is 17.5 cm long when it is lying on a table. One end is then attached to a hook and the other end is pulled by a force that increases to 27.5 N, causin

please help me i have the pic below: find the 27th term given the function an=-10+(n-1)(-2)

A bathtub can hold 66 galons of water. The faucet adds 5.5 gallons of water to the bathtub evvery minute. Find out how many minutes it takes to fill the empty b

A boy is 26 years younger than his father. In 3 years' time his age will be 1/3 his father's age. Find the boy's present age