3=v+19 solving one-step equations​

What is the result of converting 60 ounces to pounds remember there are 16 ounces in a pound

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.