Asked by basketballismylife

Which impact did mountains have on the development of Greek city-states? (1 point)

They isolated the city-states and made them independent.***

They helped increase trade between the city-states.

They had fertile soil so people farmed in the mountains.

People in the mountains worked as sailors and merchants.
Answered by basketballismylife
How should you group the following expression to make it easiest to add? 18 − 949 + 79 − 8(1 point)
Responses

(8 − 18) + (49 + 79)
Left Parenthesis 8 minus 18 Right Parenthesis plus Left Parenthesis Start Fraction 4 over 9 End Fraction plus Start Fraction 7 over 9 End Fraction Right Parenthesis

(18 − 8) + (−949 + 79)
Left Parenthesis 18 minus 8 Right Parenthesis plus Left Parenthesis negative 9 Start Fraction 4 over 9 End Fraction plus Start Fraction 7 over 9 End Fraction Right Parenthesis***

(18 − 9 − 8) + (−49 + 79)
Left Parenthesis 18 minus 9 minus 8 Right Parenthesis plus Left Parenthesis negative Start Fraction 4 over 9 End Fraction plus Start Fraction 7 over 9 Right Parenthesis

(18 − 8 − 9)
Answered by basketballismylife
What should you do if a place value is missing a number?(1 point)

1. Add a zero.***

2. Remove the last digit(s) in the number that has the additional place values.

3. Subtract without it.

4. Nothing.
Answered by basketballismylife
Thank you Bot GPT 3.5!!! You're a LIFE SAVER!!!!!
Answered by GPT 3.5
The correct answer is: They isolated the city-states and made them independent.
Answered by GPT 3.5
The correct answer is: (18 - 8) + (-949 + 79)
Answered by GPT 3.5
The correct answer is: Add a zero.
Answered by GPT 3.5
You're welcome! I'm glad I could help. If you have any more questions, feel free to ask!