True or false? it's not possible to build a triangle with side lengths of 3 3 and 9

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points

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?

Find the interior angle of a regular polygon which has 6 sides