sierraa998 sierraa998
  • 02-07-2017
  • Mathematics
contestada

A washer and a dryer cost $770 combined. The washer costs $70 more than the dryer . What is the cost of the dryer?

Respuesta :

texaschic101
texaschic101 texaschic101
  • 02-07-2017
w + d = 770
w = d + 70

d + 70 + d = 770
2d + 70 = 770
2d = 770 - 70
2d = 700
d = 700/2
d = 350 <=== cost of dryer
Answer Link

Otras preguntas

Find Inverse of f(x)=5x+10
Find the product. (n 3)2 · (n 5)4
Factor linear expressions 17x+34
Ana has 296 coins in her coin collection. She put the same number of coins in each of 7 jars. About how many coins are in each jar
6 with power of 4 is ?
In which type of chemical reaction is water formed? a. synthesis b. acid-base c. single replacement d. double replacement
how can i plus and subtract fractions
why must energy be transformed in ecosystems?
During the middle ages most poor peasants remained poor their entire lives. Why do you think this was so? Explain your answer. ( I need 5 or more sentences)
Which process MUST occur before mitosis and meiosis can occur? A) DNA translation B) DNA replication C) DNA conjugation D) DNA transcription