Rożwiąz układy :
{x=5 2x+y=10
[x-y=4 y=0
[2x+y=3 2x+2y=4
PROSZE POMÓZCIE MI
a)
x=5
2x+y=10
10+y=10
y=0
b)
x-y=4
x=4
c)
2x+y=3
2x+2y=4
y=3-2x
2x+2(3-2x)=4
2x+6-4x=4
-2x=-2
x=1
y=1
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a)
x=5
2x+y=10
x=5
10+y=10
x=5
y=0
b)
x-y=4
y=0
x=4
y=0
c)
2x+y=3
2x+2y=4
y=3-2x
2x+2(3-2x)=4
y=3-2x
2x+6-4x=4
y=3-2x
-2x=-2
y=3-2x
x=1
y=1
x=1