Rozwiąż równanie, oblicz "z":
a) 37+z=91
b) 6 x z=54
c) z+18=63
d)70:z=7
a) 37+z=91z=91-37z=54b) 6*z=54z=54:6z=9c)z+18=63z=63-18z=45d)70:z=7z=70:7z=10
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a) 37+z=91
z=91-37
z=54
b) 6*z=54
z=54:6
z=9
c)z+18=63
z=63-18
z=45
d)70:z=7
z=70:7
z=10