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7y+y=24=8
8y=32//:8
y=4
-8z+5=-z-1
-8z+z=-1-5
-7z=-6//:(-7)
z=0,85
-2m+7=m-6
-2m-m=-6-7
-3m=-13//:(-3)
m=4,3
6-5x=2x-7
-5x-2x=-7-6
-7x=-13//:(-7)
x=1,8
-5t+1=8-6t
-5t+6t=8-1
t=7
mam nadzieję że oto chodziło :)
liczę na naj
8y=32/8
y=4
2. -8z+5=-z-1
-7z=-6*(-1)
7z=6/7
z=
3. -2m+7=m-6
-3m=-13
3m=13
m=
4. 6-5x=2x-7
-7x=-13
7x=13
x=
5. -5t+1=8-6t
t=7
Proszę o naj :)