The answer is: " 9a² + 7a " .
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Note: (3a)² + 7a = (3a)*(3a) + 7a = 9a² + 7a .
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Answer:
Step-by-step explanation:
difference of a number and 9 means to subtract
twice that means multiply by 2
at least is greater than or equal to
Step-by-step explanation:
hope this will help you......
Answer: The answer would be 6
Here is an example:
If you divided 64 by 5/8, then you would get a number larger than 64.
To get the answer, multiply 64 * 5/8. So find what 64*5 is then divide that number by 8. 64*5=320. 8 goes into 32 4 times, so it goes into 320 40 times. So your answer is 40.
Hope this helps,
Please give me Brainliest
Answer:
The firstgear needs to make five revolutions in order for the marks to line up again.
Step-by-step explanation:
