a) 2 (x-3) + 3 (4-x) = 5
2x-6+12-3x=5
-x=-1 /*(-1)
x=1
b) 3 (x-4) - 2 (2x-5) = -4
3x-12-4x+10=-4
-x=-2 /*(-1)
x=2
c) 2 (x+4) - 5 (x+3) = 2
2x+8-5x-15=2
-3x=9 /;(-3)
x=-3
d) -2 (x+3) + 4 (2x+3) = -6
-2x-6+8x+12=-6
6x=-12 /:6
x=-2
a) 2 (x-3) + 3 (4-x) = 5 2x-6+12-3x=5
-x=-1 / *(-1)
-x= -2 / *(-1)
-3x=9 / :(-3)
x= -3
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a) 2 (x-3) + 3 (4-x) = 5
2x-6+12-3x=5
-x=-1 /*(-1)
x=1
b) 3 (x-4) - 2 (2x-5) = -4
3x-12-4x+10=-4
-x=-2 /*(-1)
x=2
c) 2 (x+4) - 5 (x+3) = 2
2x+8-5x-15=2
-3x=9 /;(-3)
x=-3
d) -2 (x+3) + 4 (2x+3) = -6
-2x-6+8x+12=-6
6x=-12 /:6
x=-2
a) 2 (x-3) + 3 (4-x) = 5
2x-6+12-3x=5
-x=-1 / *(-1)
x=1
b) 3 (x-4) - 2 (2x-5) = -4
3x-12-4x+10=-4
-x= -2 / *(-1)
x=2
c) 2 (x+4) - 5 (x+3) = 2
2x+8-5x-15=2
-3x=9 / :(-3)
x= -3
d) -2 (x+3) + 4 (2x+3) = -6
-2x-6+8x+12=-6
6x=-12 /:6
x=-2