What is the sum of 80 minutes and 40 minutes? 40 minutes 1 hour, 50 minutes 2 hours 2 hours, 10 minutes

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

How do you determine whether a relationship represented as as graph is linear or nonlinear

Aquadratic equation in standard from is written ax^2= bx+c, where a, b and c are real numbers and a is not zero?