Întrebare Clasă: Education Materie: matematica Aratati ca urmatoarele ecuatii sunt echivalente a) 2x+1=5 si 5x-1=9 b) 3x+1=2 si 4(x+1)=x+5 Întrebare a fost pusă de: USER5494 103 Vezi 103 Răspunsuri Răspuns (103) USER7642 Cel mai bun răspuns (248) 2x+1=52x=5-12x=4x=2si 5x-1=95x=9+15x=10x=22=2b).3x+1=23x=2-13x=1x=1/3si 4x+4=x+54x-x=5-43x=1x=1/31/3=1/3 Vezi alte răspunsuri (103) Articole relevante 5)rezolvati prin metoda substitutiei sistemele: a) x=y+5=2 x+y=11 b)x-y=2 y=2x-2 c)x=2y-1 2x+3y=12 d)5x-4y=-1 y=3x+2 4 September 2025 160 Vezi 197 comentarii What is the value of a if a*a*a=a+a+a? 4 September 2025 38 Vezi 38 comentarii sebutkan 10 ciri kuhus hewan 4 September 2025 28 Vezi 28 comentarii Câte grame sunt egale cu un kilogram? 4 September 2025 38 Vezi 38 comentarii What is the goal of aggression 4 September 2025 31 Vezi 31 comentarii 2/3 = 20/30 what numbers are the means of the proportion shown below? PLEASE NEED HELP * 4 September 2025 88 Vezi 88 comentarii Rataan nilai ujian biologi dari seorang 48 yang bernama budi digabungkan dengan kelompok tdi nilai rataan menjadi 50 berapakah nilai ujian biologi budi 4 September 2025 151 Vezi 151 comentarii What are the security implications of ignoring Firefox's certificate error warnings? 4 September 2025 84 Vezi 84 comentarii What should I do if a usually trusted website suddenly shows a certificate error in Firefox? 4 September 2025 92 Vezi 92 comentarii How can I view and manage trusted certificates in Firefox? 4 September 2025 58 Vezi 58 comentarii Indetuficati si localizati pe harta cele mai mari orase de pe glob. 1 September 2025 67 Vezi 67 comentarii Are there any animated or adapted versions of 'Comic 8 Ibu Kemal' available? 28 Agustus 2025 76 Vezi 76 comentarii Sa veut dire quoi telon merci d avance cordialement 27 Agustus 2025 58 Vezi 58 comentarii What industries might benefit from the automation solutions offered on diversified-automation.site? 1 September 2025 99 Vezi 99 comentarii rotunjeste la mii,zeci de mii si sute de mii urmatoarelenumere: 52 776- 436 342- 453 998- 31 Agustus 2025 107 Vezi 107 comentarii