Odgadnij liczby, które ukrywają się pod literami. -6x = 18 -7y = 56 13m = -65 15k = -60 -9x = -45 -20s = -180 -u = 8 -z = -17

-6x=18/:(-6) x=-3 ------------------------ -7y=56/:(-7) y=-8 ------------------------ 13m=-65/:13 m=-5 ------------------------ 15k=-60/:15 k=-4 ------------------------ -9y=-45/:(-9) y=5 ------------------------ -20s=-180/:(-20) s=90 ------------------------ -u=8/:(-1) u=-8 ------------------------ -z=-17/:(-1) z=17

-6x = 18 x= 18 : (-6) x= - 3 spr. -6x = 18 L= - 6x= -6 * (-3) = 18 P = 18 18=18 L=P -7y = 56 y = 56 : (-7) y = - 8 spr. -7y = 56 L= - 7y= -7 *(-8) = 56 P= 56 56=56 L=P 13m = -65 m = - 65 : 13 m= - 5 spr. 13m = -65 L= 13m = 13 * (-5) = - 65 P= - 65 -65=-65 L=P 15k = -60 k = - 60 : 15 k= - 4 spr. 15k = - 60 L= 15k = 15 * (-4) = - 60 P=-60 -60=-60 L=P -9x = -45 x= - 45 : (-9) x= 5 spr. - 9x = - 45 L= - 9x = - 9 * 5 = - 45 P= - 45 -45=-45 L=P -20s = -180  s= - 180 : (-20) s=  9 spr. -20s = - 180 L= - 20s= - 20 *9= - 180 P= - 180 -180=-180 L=P -u = 8 /*(-1) u = - 8 -z = -17 /*(-1) z= 17