Answer:
x=15
Step-by-step explanation:
2x-10=20
2x-10+10=20+10
2x=30
2x/2 = 30/2
Answer: 0 = − 2, Is the answer I think. Sorry if it's wrong.
1774cm
Explanation:
11x14=154
20x9x9=1620
154+1620=1774