Which of the following equations is true? 1+1=1•1 7•1•0= 7+1 + 0
5•1= 5 +0
3+1 = 3•0

Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n

Which one is true about the hexagons ?

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?