PLS HELP (is the opposite of -72, positive 72?)

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

The table above shows approximate conversions from gallons to liters. what is the value of x?

Can someone check if i did this correct. it’s number 4 if you’re wondering.