Question

hallar x+y

x-2=y+2
x-4 =2y -8

resolucion por favor ​

Answer 1

$hallar \: x+y \\ \\ x-2=y+2</p><p> \\ x-4 =2y -8 \\ \\ x = y + 4 \\ x - 4 = 2y - 8 \\ \\ y + 4 - 4 = 2y - 8 \\ \\ y = 8 \\ \\ x = 8 + 4 \\ \\ x = 12 \\ \\ (x.y) = (12.8) \\ \\ 12 - 2 = 8 + 2 \\ 12 - 4 = 2 \times 8 - 8 \\ \\ 10 = 10 \\ 8 = 8 \\ \\ x = 12 \\ y = 8$

Answer 2

x

y=8

x=4

x=60

y=36

Solo hay que sustituir