Seudónimo Seudónimo

01-10-2015
Mathematics

contestada

The cost of 2 tv and 3 DVD player is $1421. The cost of 1 dvd is half of the tv. What's the cost of the tv

Respuesta :

crisforp crisforp

01-10-2015

The cost of one tv is double than cost of one DVD;

The cost of 2 tv is 4 times more cost one DVD ;

The cost of 2 tv and 3 DVD player is 7 times more cost one DVD ;Then, 1 DVD cost 1421 ÷7 = 201 $ ;
1 tv cost = 2 * 201 = 402 $ ;

Answer Link

Otras preguntas

whats 200+20000 beuasce i dont know and I need help

blood color is red, but why human vein is appear under skin as blue or green?

At noon, a tank contained 10 in. of water. After several hours, it contained 7 in. of water. What is the percent decrease of water in the tank? The percent decr

plsss help (brainliest if right!) Pentagon ABCDE and pentagon A″B″C″D″E″ are shown on the coordinate plane below: Which two transformations are applied to penta

PRODUCT 1 + PRODUCT 2 + enzyme

Need help with homework

Twice the difference of a number and 6 is at least -23 Use the variable w for the unknown number

Essential Question: Where does energy come from and where does it go? How is energy transferred and converted?

An earthworm burrows in the soil. The earthworm is directly interacting with the 1) atmosphere 2) hydrosphere 3) lithosphere 4) stratosphere

Use the weather forecast from a meteorologist to answer the question. “Temperatures will plummet late Thursday night through Saturday. All areas across the east