#6
Line DG is 24.5. So DO +DG= 24.5
(3x+4) + (5x-1.5) =24.5 then combine like terms.
8x+2.5=24.5
-2.5. -2.5
8x = 22 then divide both sides by 8
X=2.75.
To find DO and OG plug in the value of X and solve
DO
3(2.75) +4
8.25+4 = 12.25
OG
5(2.75) -1.5
13.75 - 1.5= 12.25