👤

a.49ײ+14×=7×x...+7×x...=7×(...)
b.2ײ+27׳=2ײ+27×x...=ײ(...)
c.-2y-4=-2×...+2×(...)=-2 svp urgent


Répondre :

49 x^2  +  14 x = 7x (7 x + 2)