Simplify x^3/x? need been stuck on this question forever

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

Its worth 10000000 points need asap if you answer correctly ill mark brainliest

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2