" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
3x+5y=1 | x3
10x-15y=-60
9x+15y=3
----------------------+
19x = -57
x = -3
2x=-12+3y
X=(-12+3y)/2
X=-6+3/2y...(1)
3x+5y=1..(sub persamaan 1)
3(-6+3/2y)+5y=1
-18+9/2y+5y=1
-18+4,5y+5y=1
-18+9,5y=1
9,5y=1+18
9,5y=19
Y=19/9,5
Y=2
X=-6+3/2y
X=-6+(3/2).2
X=-6+3
X=-3