1. choose the best property to fill in the blank: 2(t + 2) – 3t > -1 given 2t + 4 – 3t > -1 distributive property -t + 4 > -1 combine like terms -t > -5 subtraction property of order t < 5

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?