1 ROZWIĄZYWANIE RÓWNAŃ
9X+7=3X-5
5(2X-3)=2(X+7)
4X-7=-3X+14
9x+7=3x-5
6x=-12
x=-2
5(2x-3)=2(x+7)
10x-15=2x+14
8x=29
x=29/8
4x-7=-3x+14
7x=21
x=3
9x+7=3x-5 6x=-12 x=-2
5(2x-3)=2(x+7) 10x-15=2x+14 8x=29/8
4x-7=-3x+14 7x=21 x=3
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9x+7=3x-5
6x=-12
x=-2
5(2x-3)=2(x+7)
10x-15=2x+14
8x=29
x=29/8
4x-7=-3x+14
7x=21
x=3
9x+7=3x-5 6x=-12 x=-2
5(2x-3)=2(x+7) 10x-15=2x+14 8x=29/8
4x-7=-3x+14 7x=21 x=3