Please I need help it’s an emergency

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55

Aci is desired for the true average stray-load loss μ (watts) for a certain type of induction motor when the line current is held at 10 amps for a speed of 1500 rpm. assume that stray-load loss is normally distributed with σ = 2.3. (round your answers to two decimal places.)