Zadanie 87650

pomocy endzi: 1−2x−3[2x−(−5+x)]=x+4

27 mar 15:19

dero2005: 1−2x−3[2x−(−5+x)] = x+4 1−2x−3(2x+5−4) = x+4 1−2x−6x−15+12 = x+4 −2x−6x−x = 4−1+15−12 −9x = 6 x = −⁶₉ = −²₃

27 mar 17:13