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Tomek-----88-x
x+8 = 2(88-x)
x+8 = 176-2x
3x = 176-8
3x = 168 /:3
x = 56
88-56 = 32
Dawid miał 56, a Tomek 32 żetonów
y- żetony Tomka
x+y=88
x+8=y/2
Dalej chyba będziesz umiał(a) policzyć.. :)
y-tomek
{x+y=88
{8+x=2y
{x=88-y
{8+88-y=2y
{x=88-y
{96=3y :3
{y=32
{x=88-32
{x=56
{y=32