tarea

(2)5+3(-6)-(2)(4)5= -48

( (15)/3 )+2(18)-6-3-4= +28

(-2)(-4)(-5)(-3)(1)(7)= +840

(2)(-5)(11)(-2)(8)(-5)= -8800

2+3-5-6+7+28-39-65= 73

( (5)x(3) )/3 )+2-5(8)-4(-4)= -17

( (49)/7)(-6)+2-3+4(5)(-2)= -55