Answer:3/56
Step-by-step explanation:
5/8-4/7
(35-32)/56
3/56
 
        
             
        
        
        
Explanation
Answer:
The carpenter can build the triangular frame by cutting the 12 foot piece by 2foot
 
        
             
        
        
        
<u>Answer</u>:
- A numerical expression is an expression made up only of numbers and operations but an expression written with a variable in it, is called a variable expression. Both a numerical expression and a variable expression can include powers. 
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I hope this helps!
-<u>GXLDIE</u> <3
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Answer:Isolate the variable by dividing each side by factors that don't contain the variable.
w
=-3u/2+2