4x-3=2x+11=
3y+5=2y+10=
8-2z=z+11=
15t-3=8t+17=
4x-3=2x+11
4x-2x=11-3
2x=8
x=4
3y-2y=10-5
y=5
-3z=3
z=-1
7t=20
t=2,86
a)4x-2x=11-3
2x=8/:2
b)3y-2y=10-5
c)-2z-z=11-8
-3z=3/:-3
d)15t-8t=17+3
7t=20/:7
t=7/20 <-ułamek
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4x-3=2x+11
4x-2x=11-3
2x=8
x=4
3y-2y=10-5
y=5
-3z=3
z=-1
7t=20
t=2,86
a)4x-2x=11-3
2x=8/:2
x=4
b)3y-2y=10-5
y=5
c)-2z-z=11-8
-3z=3/:-3
z=-1
d)15t-8t=17+3
7t=20/:7
t=7/20 <-ułamek