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OpenStudy (anonymous):
Simplify 2x - 4 |-3y| for x = 7 and y = 3 please show me how you did it
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OpenStudy (skullpatrol):
The idea of a variable is very important to understand as letter that can be replaced by a number, right?
OpenStudy (skullpatrol):
Here they are giving you the numbers to substitute for the letters "x" and "y".
OpenStudy (anonymous):
differentiate or integrate?
OpenStudy (skullpatrol):
Once you replace those letters with the given numerals you get what is known as a numerical expression that you can simplify.
OpenStudy (skullpatrol):
|dw:1384456780217:dw|
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