Rozwiąż równania:
a) - 5x + 10 = -2x - 8
b) 7x + 14 = 5x - 22
c) -3 + 2x - 6 = 3 - 4x
d) - 5x + 12 + x = 2x - 12
-5x+10=-2x-8 > -5x+2x=-8-10 >-3x=-18 >x=6
7x+14=5x-22 > 7x-5x=-22-14 > 2x=-26>x=-13
-3+2x-6=3-4x > 2x+4x=3+3+6 > 6x=12 > x=2
- 5x + 12 + x = 2x - 12 > -5x+x-2x=-12-12 > -6x =-24 > x=4
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-5x+10=-2x-8 > -5x+2x=-8-10 >-3x=-18 >x=6
7x+14=5x-22 > 7x-5x=-22-14 > 2x=-26>x=-13
-3+2x-6=3-4x > 2x+4x=3+3+6 > 6x=12 > x=2
- 5x + 12 + x = 2x - 12 > -5x+x-2x=-12-12 > -6x =-24 > x=4