JoySesay
JoySesay JoySesay
  • 14-09-2015
  • Mathematics
contestada

solve the system by elimination {3×+2y=17
4×-2y=4}

Respuesta :

Panoyin
Panoyin Panoyin
  • 14-09-2015
  3x + 2y = 17
  4x -  2y =   4
          7x = 21
           7      7
            x = 3
3(3) + 2y = 17
    9 + 2y = 17
  - 9           - 9
          2y = 8
           2     2
            y = 4
      (x, y) = (3, 4)

Ver imagen Panoyin
Answer Link

Otras preguntas

First using point slope form, write the equation of the line in slope-intercept formthat is perpendicular to y = -3/2 x - 1 and through (9,-2)​
Lois has taken a natural hallucinogen that has physiological and psychological effects indistinguishable from LSD. However, she is sick to her stomach and has a
in a particular class of 35 students, 16 are men. What fraction of the students in the class are men?
How to solve 4x+1=2x+4
what might have been a source of income for Puerto Rico in the past?
Graph each linear inequality Y<2/3X-1
45 points+brainliest Opportunities for IT professionals in the non-IT sector are plentiful. Look around in the business world and identify at least 10 areas whe
Please help. I’ll mark you as brainliest if correct!!! Each of the following group of statements includes one main idea and two or three supporting details. Se
Which of the following substances is NOT an electrolyte?A. KClB. CCl4C. LiCl D. Na2SO4​
what effect is achieved during frederick douglass's speech