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

Please help. Samantha threw an apple out of a window from the tenth floor of her apartment building. The equation y = -16t² +120 can be used to represent the f

If the solubility of a gas is 5.6 g/L at 505 kpa pressure, what is the solubility of the gas when the pressure is 1010kpa?

After a windstorm, a leaning pole makes a 75° angle with the road surface. The pole casts a 15-foot shadow when the sun is at a 45° angle of elevation. About ho

Which of the following sets of points are reflections of each other across the origin? (-6, -9) → (-6, -9) (-6, -9) → (6, 9) (-6, -9) → (-6, 9) (-6, -9) → (-9,

Please help me with question 23 using a well written explanation.

What is the difference between business strategies and business models? A. Business strategies incorporate forms of traditional business advertising, while b

How does Odysseus plan on recouping what the suitors took from him?

What happened as a result of the Japanese attack on Pearl Harbor? The United States negotiated with Japan in an effort to avoid war. The United States imposed

List Major Seas and oceans of Alaska 10 each…… Please and Thank you ….

The 4% commission on the sale of a house was $19500. What was the selling price of the house?