tsunamibeauchamp tsunamibeauchamp
  • 26-03-2015
  • Mathematics
contestada

what is the easiest way to solve this equation algebraically

what is the easiest way to solve this equation algebraically class=

Respuesta :

Panoyin
Panoyin Panoyin
  • 04-04-2015
2x + 1y = 4
2x + 3y = 9
      -2y = -5
       -2     -2
         y = 2.5
2x + 3(2.5) = 9
2x + 7.5 = 9
     - 7.5  - 7.5
         2x = 1.5
          2       2
           x = 0.75
     (x, y) = (0.75, 2.5)
Answer Link

Otras preguntas

Your weight depends on A. your mass B. your distance to the center of the Earth C. the earth's mass D. A, B, and C E. none
helppppppppppppppppppppppppppppppppppp
From 1910 to 1930, many African Americans moved from the South to the North in a trend known as the Great Migration. One of the main causes of this move was
Find the area of the figure
factor each completely 16x^2+44x+10
How successful was nira/new deal program was at relieving the economic crisis?
Which of these actions increased tension between the united states and great britain in 1807?
which of the following is true of good human relations
ABE Software creates customized software that sells for $3,816,981.10 total. ABE Software’s cost is $1,723,000.00 and overhead expenses are estimated at 47% of
PLEASE HELP ASAP!! Will give brainliest if you explain!