Ineed to know how this fraction is written as a decimal

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n

Sove the equation 6c + 11 = 2c + 59

Gray looks up the definition of point. a point is a location in a region. what is true about the statement describing the word point? 1. the statement uses the terms location and region that are defined based on an understanding of a point. 2.the statement precisely defines the concept of a point. 3. the statement does not include information needed to fully define a point. 4. the statement is an incorrect description of a point because it does not use mathematical words.