7. Which statement is NOT true?
If x2 = 1, then x = 1.
x2 = 1 if and only if x = 1 or x = -1.
If x = -1, then x2 = 1
If x = 1, then x2 = 1..

Do 12/14 and 8/10 have the same value? explain your answer.

Ineed ! the person who answers and shows their work on they got the answer first will be marked the !

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x