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Answer the following two questions on a piece of loose leaf paper or inside of your math spiral.  Make sure to show all of your thinking.  DUE Wednesday!

 

The Number System #2-4:  

 

1.)  Write the following sentences as its own expression.

• Subtract 5 from y.                   
• The sum of 9 and a number.                       
• The product of five and a number minus 6

2)  Use the following formula/equation V= s³ to calculate the volume of a cube that has side lengths of 5 centimeters.  V=volume; s=side length


3)  Use the distributive property to create an equivalent expression for 3(2+x).
4)  Come up with an expression that is equivalent to y+y+y.