In a music stadium, there are 18 seats in the first row and 21 seats in the second row. the number of seats in a row increases by 3 with each additional row. use a rule to determine which row has 120 seats

Geometry: determine whether segment mn is parallel to segment kl. justify your answer. jm 6 mk 3 jn 8 nl 4

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

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?