Rozwiąż równania.
a) 4x-3=3x+5
b) 5x+2=7-3x
c) 3(x-1)=0
d) -6(x+1)=24
e) -7(x-2)=3x-1
f) 4(x-1)=6(1+x)
a) 4x - 3 = 3x + 5
4x- 3x = 5 +3
x = 8
2 - 7 = -3x +5x
-5 = 2x / :2
-2,5 = x
c) 3(x-1) =0
3x - 3 = 0
3x= 0+3
3x=3 /:3
x=1
-6x - 6 = 24
-6x = 24 + 6
- 6x = 30 /:(-6)
x = -5
-7x +14 = 3x-1
-7x - 3x = -1 -14
-10x = -15 /:(-10)
x= 1,5
4x-4=6+6x
4x-6x=6+4
-2x=10 /:(-2)
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a) 4x - 3 = 3x + 5
4x- 3x = 5 +3
x = 8
b) 5x+2=7-3x
2 - 7 = -3x +5x
-5 = 2x / :2
-2,5 = x
c) 3(x-1) =0
3x - 3 = 0
3x= 0+3
3x=3 /:3
x=1
d) -6(x+1)=24
-6x - 6 = 24
-6x = 24 + 6
- 6x = 30 /:(-6)
x = -5
e) -7(x-2)=3x-1
-7x +14 = 3x-1
-7x - 3x = -1 -14
-10x = -15 /:(-10)
x= 1,5
f) 4(x-1)=6(1+x)
4x-4=6+6x
4x-6x=6+4
-2x=10 /:(-2)
x = -5