How to know if an equation is false, true, or an open scentence

2 answers:

7 0

To know when a equation is false, it is simply incorrect. When a equation is true, it will be correct. An open sentence is a statement which contains a variable, and becomes either true or false, depending on the value that replaces the variable. Hope this helps!

beks73 [17]3 years ago

4 0

Well it is true if the problem is the right with the right answer. If not you have a false eqaution.

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The area of the rug is 36 1/4 square feet the rug is 8 3/4. what is the length of the rug?

loris [4]

Area=legnth times width

36 and 1/4=8 and 3/4 times width

conver to imrpoer
36 and 1/4=145/4
8 and 3/4=35/4

145/4=35/4 times x
times both sides by 4
145=35 times x
divide both sides by 35
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answer is 4 and 1/7=legnth

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