What is the value of k

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0