Unicatrussian Unicatrussian 31-10-2021 Matematică a fost răspuns j) 5a-7b-6a+b; . m) 14a +5b-6a-4b+10; k) x-y+3x-2y-4x; n) 8-a+7+5a-10a; l) 5t-2x+3x-5t-x; o) 6x-7+8y-3+4y.
