Question

PLSSS HELP IF YOU TURLY KNOW THISSS

Answer 1

1. Explanation:
2. Simply first
3. 10+x=20 then,
4. x=20-10
5. x=10
7. Answer is
8. x+10=20 means 10+10=20

Answer 2

Answer: x=10

Explanation:

x is an unknown number trying to figure out what number equals 20? You subtract 10 from 20 to figure out x.