200 is the answer i know this because 40%of 200 is 80
4x-30=2x+50
+30 +30
4x=2x+80
-2x -2x
2x=80
/2 /2
X=40
4(40)-30=130°
2(40)+50=130°
180-130=50°
Angle 7=50°
Answer:
10%
Step-by-step explanation:
Can you restate the question I'm having a hard time understanding what your asking?
