a)5x+9=2+36b)7+(-17)=6+(-16)c)12x+4=7x+14d)23x-45=19x-39Z góry thx ; )
a) 5x = 38-9
x=5,8
b) -10=-10
c) 5x=10
x=2
d) 4x=6
x=1,5
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a) 5x = 38-9
x=5,8
b) -10=-10
c) 5x=10
x=2
d) 4x=6
x=1,5