lexipoole
lexipoole lexipoole
  • 02-04-2015
  • Mathematics
contestada

Y=2x-5
3x+8y+32=56
What does y and x equal?

Respuesta :

Panoyin
Panoyin Panoyin
  • 03-04-2015
y = 2x - 5
3x + 8y + 32 = 56
3x + 8(2x - 5) + 32 = 56
3x + 8(2x) - 8(5) + 32 = 56
3x + 16x - 40 + 32 = 56
19x - 8 = 56
      + 8   + 8
     19x = 64
      19     19
         x = 3.4
y = 2(3.4) - 5
y = 6.8 - 5
y = 1.8
(x, y) = (3.4, 1.8)
Answer Link

Otras preguntas

What is the capital of Maine
Margarita is hired by an accounting firm at a salary of $60,000 per year. Three years later her annual salary has increased to $70,500. Assume her salary increa
what is 4x squared minus 3x to the 5th plus x
5x+7y=77 5x+3y=53 2x+5y=-1 X+2y=0 3x+6y=6 2x-3y=4
Which one of the following sentences contains two ideas joined by a connecting word? A. Sally lives with her parents, although she could afford her own a
What are the disadvantages of wind pollution
18/48 as it's simplest form?
Why was World War I considered a total war? (Points : 2) Governments took control of economies, restricted some civil rights, and drafted men to fight. Governme
explain the steps you would take to write 36/10 as a decimal
Variation of ecological habitats within a species is characteristic of which type of diversity? a. Genetic diversity b. Ecosystem diversity c. Species diversity