Question

despejar x
ax+belevadoala2=aelevadoala2+bx

Answer 1

ax+b²=a²+bx

ax-bx=a²-b²

x(a-b)=a²-b²

x=(a²-b²)/(a-b)

x=((a+b)(a-b))/(a-b)

x = a+b