Solve for x -(-2 - 5x) +(-2) = 18

X= -90

X= -18/5

X= 18/5

X= 90

Extra points! find the missing dimension! need asap

An archaeologist in turkey discovers a spear head that contains 53% of its original amount of c-14. find the age of the spear head to the nearest year. (5250 isn’t right)

Which statement is correct? the range of the graph is all real numbers greater than or equal to 0. the domain of the graph is all real numbers greater than or equal to 0. the range and domain of the graph are the same. the domain of the graph is all real numbers