6 9/10 as a decimal number

What is the anwers for 9+2x=5x-3-x

The graph of the the function f(x) is given below. find [tex]\lim_{x \to 0\zero} f(x)[/tex] [tex]\lim_{x \to 1+\oneplus} f(x)[/tex] [tex]\lim_{x \to 0-\zeroneg} f(x)[/tex]

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read