Question

5x + 2y = 20
-3x + 3y = -12

2x + y = 11
4x + 3y = 19
ayuda por favor es para hoy

Answer 1

5x + -3x = 20

8x = 20

x = 20/8

x = 2.5

2y + 3y = -12

5y = -12

y = -12/5

y = 2.4

2x + 4x = = 11

6x = 11

x = 11/6

x= 1.83

3y + y = 19

4y = 19

y = 19/4

y= 4.75