Ihave the problem solved but i dont know how they got it. an equation for the line tangent to y= -5-9x^2 at (2,-41). i use limh→0 f( x0+h)-f(x0)/h to get the slope of tan line which is -36, then it says i need to get the slope-intercept form with the equation below and i'm not sure how -36= )/)

Will mark brainliest if you answer ! the taco shop sold 198 lunches friday. this number is 3 more than 3 times the number they sold monday. let n represent the number of lunches sold monday. which equation shows an equality between two different ways of expressing the number of lunches sold on friday? a. n – 3 = 198 b. 3n – 3 = 198 c. 3n + 3 = 198 d. n + 3 = 198

Select the correct answer. in the figure, angle k measures 45°. what is the measurement of angle c? a. 38° b. 45° c. 90° d. 98°

Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.