After 3 years a 1500 investment is worth 1680 what is the intrest rate on this investment

rx and sx

step-by-step explanation:

step-by-step explanation:

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c

x = 12

y = 1

for the points!