-4(2k + 2) = 40 + 4k Solve Multi-Step equation.
Please explain how you i can understand too!

Umm.. just started this 2day and its not on my notes(p′︵‵。)

P= $1400,300 r = 7 1/2% t = 4 what is i ? $4.29 $429.00 $4290.00

Simone claims the initial value and y-intercept are the same thing on a graph. is she correct? if you know that a line has a slope of and a y-intercept of 7, what is the equation for that line in slope-intercept form?