Czy to jest dobrze rozwiązane?
b) 7y-8= -y+24
b) 7y +y = 8 +24
8y = 32 / 8
y= 4
c) -8z+5= -z-1
c) -8z + z = -5 -1
-7z = -6 / -7
z= ulamek szesc siodmych
d) -2m+7= m-6
d) -2m -m = -7 -6
-3m = -13 / -3
m = 4 cale i jedna trzecia
e) 6-5x= 2x-7
e) -5x -2x = -6 -7
-7x = -13 / -7
x = 1 cala i szesc siodmych
f) -5t+1= 8-6t
f) -5t + 6t = -1 +8
t = 7 / 1
t = 7
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