ANSWER THE QUESTION FOR BRAINLIEST

What is the slope of the line shown below?

Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b

Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.