Enter the equation of the line in slope-intercept form. The line parallel to y =
7
4
x + 4 that passes through (−8, 0).

The equation of the line that passes through (−8, 0) is y = .

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?