Answer:
1. 2x + 30° = 180°
2x = 150°
x = 75°
2. (2x - 24)° + (x + 12)° + (x - 8)° = 180°
4x - 20 = 180°
4x = 200
x = 50°
Step-by-step explanation:
Going to assume you need to know that value of x
2x + 6 = 2
isolate the variable by subtracting 6 on both sides
2x = 8
divide by 2
x = 4
Answer:
17%
Step-by-step explanation:
1,500 + 300 = 1,800
300/1,800 ≈ 17%
I used Desmos to graph it but here are the coordinates used to graph it in the pictures below.