" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4x+3y=400
4x+2y=125
----------------- -
y = 275
Subtitusi
4x+3y=400
4x+3 × 275 = 400
4x = 400-825
4x= -425
x=-425/4
x=106.25