Al's garden is 18 feet long and 30 feet wide. he wants to put fence posts the same distance apart along all sides of the garden. what is the greatest distance apart that he can place the fence posts?

tube or goog would be a great resource to with that question

exa:

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3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.