Write the equation of the line in slope intercept form that describes each line: (4, -1) and (-2, 8) are on the line

What are the soultion(s) to the quadratic equation 40- x^2=0

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?