Suppose that three times a number n is added to 12 and the result is negative. What are the possible numbers? If a number is four more than its opposite, what are the possible numbers?

If a number is twelve less than twice its opposite, what are the possible numbers?

If a number x is less than seven minus twice its opposite, what are the possible numbers?

Cumulative examcumulative exam active13time remaining02: 44: 18the graph represents the data cost for monthly internetservice for a cell phone. which function, c(x), represents the monthly cost in dollarsin terms of x, the number of gigabytes used in a month? cell phone internet service(15,5x + 10150,0sx522 < x < 664x115, osx< 25x + 20, 2< x< 650, 65815%,monthly cost (s)20x + 5| 50x,0 < x < 22 < x < 664x( 15x, osx< 2c(x) = 5x + 10, 2< x< 6150x, 65 x5+1234 5 6 7 8 9 10 11 12gigabytes used

How do i simply this radical expression?

Is of - 4x + 2? a. 3 b. 4 c. 6 d. 5