Question 609617
(x)+(x+2)+(x+4)+(x+6)+(x+8)=-210
x+x+2+x+4+x+6+x+8=-210
5x+20=-210
5x=-230
x=-46


Check:
(-46)+(-44)+(-42)+(-40)+(-38)
=-46-44-42-40-38
=-90-120
=-210