Rozwiąż równiania:
2a-3=a+1,
4b+3=3b-4
7+3c=-5+2c
5d+2=3d
6e-7=9e+5
6f-1=f+2
a)
2a-3 = a+1
2a-a = 1+3
a = 4
b)
4b+3 = 3b-4
4b-3b = -4-3
b = -1
c)
7+3c = -5+2c
3c-2c = -5-7
c = 2
d)
5d+2 = 3d
5d-3d = -2
2d = -2 :2
d = -1
e)
6e-7 = 9e+5
6e-9e = 5+7
-3e = 12 :3
-e = 4
e = -4
f)
6f-1 = f+2
6f-f = 2+1
5f = 3 :5
f = 0,6
Dasz naj? :D
2a-a=1+3
a=4
4b-3b=-4-3
b=-7
3c-2c=-5-7
c=-12
5d-3d=-2
2d=-2
d=-1
6e-9e=5+7
-3e=12
e=-4
6f-f=2+1
5f=3
f=0,6
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a)
2a-3 = a+1
2a-a = 1+3
a = 4
b)
4b+3 = 3b-4
4b-3b = -4-3
b = -1
c)
7+3c = -5+2c
3c-2c = -5-7
c = 2
d)
5d+2 = 3d
5d-3d = -2
2d = -2 :2
d = -1
e)
6e-7 = 9e+5
6e-9e = 5+7
-3e = 12 :3
-e = 4
e = -4
f)
6f-1 = f+2
6f-f = 2+1
5f = 3 :5
f = 0,6
Dasz naj? :D
2a-3=a+1,
2a-a=1+3
a=4
4b+3=3b-4
4b-3b=-4-3
b=-7
7+3c=-5+2c
3c-2c=-5-7
c=-12
5d+2=3d
5d-3d=-2
2d=-2
d=-1
6e-7=9e+5
6e-9e=5+7
-3e=12
e=-4
6f-1=f+2
6f-f=2+1
5f=3
f=0,6