Answer:
No-1
➡2x+7+43=90°
➡2x+50=90
➡2x=90-50
➡2x=40
➡x=40/2
➡x=20
No-2
➡(2x+9)+(2x+9)+62=180
➡2x+9+2x+9+62=180
➡4x+80=180
➡4x=180-80
➡4x=100
➡x=100/4
➡x=25
Step-by-step explanation:
