Question

(3×+2)elevado 2 -2×-(3×-12)=9(× elevado2 -4)-3×-4
ayuden plis​ es urgente!!!!!!

Answer 1

Respuesta:

(9x^{2} + 4) ( -6x + 24x) = ( 9x^{2} -4) -3x -4

(9x^{2} - (9x^{2} + 21x =  -4+4+4

21x = 4

x = 4÷21

x= 0.19047619047