Algebra: Direct Variation Write and solve equations involving direct variation. Based on TEKS standard A.2(D). Made in cooperation with Mathy Cathy! 12 Questions by Math_by_Kahoot 01/09/2018 answers Play When the value of 𝒚 is directly proportional to the value of 𝒙… the relationship is linear the graph of the line passes through the origin there is a constant of variation, k y = kx The value of y is directly proportional to the value of x. 8/3 3/8 0.375 π The value of y is directly proportional to the value of x. 90 640 22.5 120 … and 9 more awesome questions! Check them out by clicking “Play”.