Karissa begins to solve the equation (x – 14) + 11 = x – (x – 4). her work is correct and is shown below. (x – 14) + 11 = x – (x – 4) x – 7 + 11 = x – x + 4 x + 4 = –x + 4 when she subtracts 4 from both sides, x = –x results. what is the value of x ?

Classify the following triangle check all that apply

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field