Question

Alguien que me quiera aiuudar :v TnT
3x+2y+2z=1
2x-3y+2z=3
8x+y-2z=4

Answer 1

a)
3x+2y+2z=1
3x=1-2y-2z
3x/3x=1-2y-2z/3
x=1-2y-2z/3

b)
2x-3y+2z=3
2x=3+y-2z
2x/2=3+3y-2z/2
x=3+3y-2z/2

c)
8x+y-2z=4
8x=4-y+2z
8x/8=4-y+2z/8
x=4-y+2z/8