At the kolbus building 3 out of every 7 employee use public transportation. There are 9800 employees at the building. How many use public transport

Which equation shows the quadratic formula used correctly to solve 5x2 + 3x -4 0 for x? cos -3+ v (3) 2-4() 2(5) 3+ |(3)² +4() 205) 3+ (3) 2-4() -3+ v (3)² +4()