Can somebody sovle this for me please must equal 180 two examples . And thank you so much

Its worth 10000000 points need asap if you answer correctly ill mark brainliest

How do you find principle and simple interest

If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0