Question

Offering 20 points to whoever answers all of themmmmmmm!

Answer 1

N1. x=180-30=150

N2. x=180-30=150 y=180-130-15=35

N3. x=180-65=115

N4. 3x+1=85 3x=84 x=26

Explanation:

Answer 2

The first is 30

Explanation:

The third is 115