" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
{x-y=9
2x= 6 / :2
x=3
x=3
x+y=-3
x=3
3+y=-3
x=3
y= -3 -3
x=3
y=-6
____________
{x+y+y=24
{50x+5y+2y=270
x + 2y= 24 / * (-50)
50x +7y =270
-50x - 100y = - 1200
50x + 7y = 270
-93y= -930 / : (-93)
y= 10
y=10
x+2y= 24
y=10
x+2 * 10=24
y=10
x +20 = 24
y=10
x= 24 - 20
x=4
y=10
__________
{x+y=96
{x+8=2(y-8)
x+y=96
x+8= 2y - 16
x+y=96
x-2y = -16 -8
x+y=96 / *2
x-2y= - 24
2x +2y = 192
x-2y= -24
3x= 168 / :3
x=56
x=56
x+y= 96
x=56
56 + y = 96
x=56
y= 96-56
x=56
y= 40
Wybacz, że tylko tyle, ale za dużo jest tych równań. :p