evelsmithrn evelsmithrn

19-03-2015
Mathematics

contestada

Using substitution 3x-5y=11 and x-3y=1

Respuesta :

Panoyin Panoyin

19-03-2015

3x - 5y = 11 ⇒ 3x - 5y = 11
1x - 3y = 1   ⇒ 3x - 9y = 3
      4y = 8
   4    4
      y = 2
   3x - 5(2) = 11
   3x - 10 = 11
      +10 +10
      3x = 21
   3 3
      x = 7
      (x, y) = (7, 2)

Answer Link

Otras preguntas

Match the following religions to their country of origin. 1.Vodou A. Cuba 2. Rastafa B. Jamaica 3. Santeria . C. Haiti

1. In which type of climate would the rate of chemical weathering be the greatest?

After his hike, Brian calculated his average hiking speed to be 3.62 miles per hour. How far did Brian hike? O 1.086 miles Brian's Activity Time (hours) 10.86 m

who desighned the palace of Versailles ? A . Gian Lorenzo Bernini B . Louis Le Vau C. Louis XIV D. Pope Alexander VII PLSSSS HELP ME !!! I WILL MARK BRIANLY IF

Viruses can be transmitted in a variety of ways. The virus that causes SARS (severe acute respiratory syndrome) can be transmitted when an infected person cough

Which of the following agencies regulates the collection or research use of amphibians in the United States? A) State fish & game department B) National Wil

A bridge in the shape of an arch connects two cities separated by a river. The two ends of the bridge are located at (–7, –13) and (7, –13), and the center of t

The speed of a transverse wave in a string is 15.0 m/s if a source provides a disturbance that has a frequency of 6.00Hz what is its wavelength?

Which events occurred after the ratification of the Constitution? Check all that apply. The Bill of Rights was adopted. States ceded western land claims.

Behavior is influenced by peopleâs ability to observe, remember, and analyzeânot just by the rewards and punishments they have received.a) trueb) false

ACCESS MORE EDU ACCESS