A school replaced 20% of it computers with new ones . what the total number of computers in the school if 55 computers were repl
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Let's call the width and the length
based on this, we can make two equations based on the first and second sentences in the problem.
If we substitute for
into the second equation, we can make the following:
- Substitute
- Use the Distributive Property
- Combine like terms
- Subtract 4 from both sides
- Divide both sides by 4 and simplify
Now, let's find :
The length of the rectangle is and the width of the rectangle is
.
Find common variables. I wrote the ones I found above the polynomial. write them in parentheses the first number will have the variable. now it's just a matter of figuring out how to order it so that the first terms added to the second terms equal to the middle term of the polynomial. ... I think this is right. you could always look on wikiHow if I'm wrong.
