Solve for `k : 1.5 k -3.7 = 0.8`

Find the value of k, if (5,k), (-3,1) and (-7,-2) are collinear.

Find the value of k, if (5,k), (-3,1) and (-7,-2) are collinear.

If |3^2+k4^2 3^2+3+k4^2+k5^2 4^2+4+k5^2+k6^2 5^2+5+k|=0 then the value of k is- a. 2 b.1 c.-1 d. 0

If |3^2+k4^2 3^2+3+k4^2+k5^2 4^2+4+k5^2+k6^2 5^2+5+k|=0 then the value of k is- a. 2 b.1 c.-1 d. 0

Number of non-empty subsets {1,2,3,4,5,6,7,8} having exactly k elements and do not contain the element k for some k = 1,2"….."8 is

Number of non-empty subsets {1,2,3,4,5,6,7,8} having exactly k elements and do not contain the element k for some k = 1,2"….."8 is

If x = 2k + 1 and y = k is a solutions of the equation 5x + 3y - 7 = 0, find the value of k.

If x = 2k + 1 and y = k is a solutions of the equation 5x + 3y - 7 = 0, find the value of k.