Write 8 to the power of 7 multiplied by 4 as a power of 2

Question 101 points)which equation in slope-intercept form represents the line that passes through (5, 1) and(-4,7)

Look at attachment. has all info needed. need

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?