Estimate the square root of 0.39 to the nearest 10th place

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

Vertical angles must check all that apply