What is the midpoint of segment shown below?(-1,5) and (6,5)

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

Me. i can't figure out this question. give an explanation too. .

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2