Solve x^(2)+x-20=0

Evaluate

x^{2} + x - 20 = 0

Factor the expression

More Steps

(x - 4) (x + 5) = 0

When the product of factors equals 0,at least one factor is 0

x - 4 = 0 x + 5 = 0

Solve the equation for x

More Steps

x = 4 x + 5 = 0

Solve the equation for x

More Steps

x = 4 x = - 5

Solution

x_{1} = - 5, x_{2} = 4

Solve the quadratic equation