A charity is holding a benefit at an Italian restaurant. The owner of the restaurant offers to donate $200 in addition to $4 for
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When you collect terms, for the first one you get
-x² -3xy +4 = -x² -3xy +4 . . . . . . equivalent equations.
-x² -3xy +4 = -x² -3xy +4 . . . . . . equivalent equations.
The formula for circumference is 
.
To express the circumference exactly, plug the diameter in for
and put the 
symbol in front of it. Don't multiply. This expresses the exact circumference.
Say you have the diameter of 17.
You can express the circumference with 17.
To express the circumference exactly, plug the diameter in for
Say you have the diameter of 17.
You can express the circumference with 17