Question

2x+3y=16. X=
3x-3y=30. Y=
———————

4x+2y=30 X=
3x=y=15. Y=
———————

Answer 1

Respuesta:

2x+3y=16. X= 46/5

3x-3y=30. Y= -4/5

———————

2x+3x +3y -3y = 16+30

5x = 46

x = 46/5

2x+3y=16.

2•46/5 + 3y = 16

92/5 + 3y =16

3y = 16 -92/5

3y= -12/5

y= -12/5 ÷ 3

y= -4/5

Explicación paso a paso: