Please help me Brainliest for the first to answer or for whoever is correct... Please please please help me

As a construction manager, you are asked to build a new road, which crosses the point (1,0). There is another road already built, which can be expressed as y = -1/2 X − 3. You are asked to build your road such that it crosses this road at a perpendicular angle. Find the correct value for a and b in the following equation of your road. y = + b


Write your answer as an equation in slope-intercept form.

Thank you!