December 2018 1 18 Report
Bardzo proszę o rozwiązanie ;) Równan xd
{x+y=-3
{x-y=9

{x+y+y=24
{50x+5y+2y=270

{x+y=96
{x+8=2(y-8)

{(20x+14)-0,2(20x+14y)=2240
{x+y=191

{x+y=11
{10y+x-9=10*x+y

{s=(V+20)* 2 i 1/3
{s=V*3

{7m+7n=980
{m+15n+980

{x+y=42
{x^2-y^2= 168

{x+y=15
{2x+3y=38

Daję naj :)
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