Pomóżcie rozwiąż równania, i sprawdź
a) Ix-2I=7
b) 3+IxI=11
c) 3IxI+2=2IxI+9
d) Ix+4I+5
e) I2xI+3=7
a)(x-2)= 7 |+2
x= 5
b)3+x=11 |-3
x=9
c)3x+2=2x+9 |-2x
X+2=9 |-2
x=7
d)x+4= 5 |-4
x=1
e) 2x+3=7 |-3
2x=4 |:2
x=2
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a)(x-2)= 7 |+2
x= 5
b)3+x=11 |-3
x=9
c)3x+2=2x+9 |-2x
X+2=9 |-2
x=7
d)x+4= 5 |-4
x=1
e) 2x+3=7 |-3
2x=4 |:2
x=2