4x+3=0,5a+2,5x
1,5x=0,5a-3
0,5a-3=1,5x
0,5a=1,5x+3/*2
a=3x+6
4x +3 =0,5(a+5x)
wyznaczamy a:
4x +3 = 0,5a + 2,5x
4x+3-2,5x = 0,5a
1,5x+3 = 0,5a /:0,5
3x + 6 = a
spr:
4x+3 = 0,5(3x+6+5x)
4x + 3 = 0,5(8x+6)
4x+3 = 4x + 3
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4x+3=0,5a+2,5x
1,5x=0,5a-3
0,5a-3=1,5x
0,5a=1,5x+3/*2
a=3x+6
4x +3 =0,5(a+5x)
wyznaczamy a:
4x +3 = 0,5a + 2,5x
4x+3-2,5x = 0,5a
1,5x+3 = 0,5a /:0,5
3x + 6 = a
spr:
4x+3 = 0,5(3x+6+5x)
4x + 3 = 0,5(8x+6)
4x+3 = 4x + 3