Respuesta :
Answer:
2x+12
Step-by-step explanation:
2x+3(x-2)-3(x-6)
2x+3x-6-3x+18
2x-6+18
2x+12
2x^2-4x+3x-6-3x-18
2x^2-4x-24
x =(2-√52)/2=1-√ 13 = -2.606
x =(2+√52)/2=1+√ 13 = 4.606
2x^2-4x-24
x =(2-√52)/2=1-√ 13 = -2.606
x =(2+√52)/2=1+√ 13 = 4.606