Help! it's a test grade! please no errors or mistakes ​

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

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

I’m stuck on this equation, anyone got the answer?