Can anyone me out with this graph ?

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

Find two consexutive odd integers such that the sum of their square is 650

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm