Answer:
Step-by-step explanation:
4x - 13 = 2x + 9
4x - 2x = 9 + 13
2x = 22
x = 22/2
x = 11 <===
5k+ 6k+9k=20k
20k=£60
k=3£
£15, £18, £27
Supplementary angles; 148°
180° - 32° = 148° (supplementary angles)
