Wykonaj działania.
5x-7+x+15-2x=
2(8x+5y+1)=
5(x-2)+2x=
5y-3(y-1)=
5x-7+x+15-2x= 4x + 82(8x+5y+1) = 16x + 10y + 2 5(x-2)+2x = 5x - 10 + 2x = 7x - 105y-3(y-1) = 5y - 3y + 3 = 2y + 3
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5x-7+x+15-2x= 4x + 8
2(8x+5y+1) = 16x + 10y + 2
5(x-2)+2x = 5x - 10 + 2x = 7x - 10
5y-3(y-1) = 5y - 3y + 3 = 2y + 3