If

were incorrect, it means that

were correct

There were 28 problems ;)
Answer:
X = 3
You're welcome.
Step-by-step explanation:
9 is the answer negatives cancel out creating positve
Answer:
I believe the answer is 20
Step-by-step explanation:
She rides from her house to school which is 4 kilometers. Then she rides from school to the library which is 6 kilometers. The total so far is 10 kilometers.The question then says she takes the same route home so you would multiple 10 by 2 so the answer should be 20 kilometers