Respuesta :

Answer:

X = 37

Y = 29

Step-by-step explanation:

X + Y = 66

X - Y = 8

------

Solve second equation for X

X = Y + 8

Substitute for X in first equation

Y + 8 + Y = 66


2 * Y = 58

Y = 29

___


X - 29 = 8

X = 37


X = 37

Y = 29


Good Luck,

- I.A. -

Answer:

x = 37 and y = 29

Step-by-step explanation:

x + y = 66

x - y = 8

solve second equation for x

x = y + 8

substitute for x in first equation

y+8 +y = 66


2y = 58

y = 29

x - 29 = 8

x = 37

x = 37 and y = 29