Question

Ignore a and b but can you help with c and d? Plz I’ll mark you as a brainiest

Answer 1

120+2x+20=180
140+2x=180
2x=40
x=20

Answer 2

C: 2x+20=60

2x=40

x=20

D: 3x+10=100

3x=90

x=30