Solve x^(2)-5x-84=0

Evaluate

x^{2} - 5 x - 84 = 0

Factor the expression

More Steps

(x - 12) (x + 7) = 0

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

x - 12 = 0 x + 7 = 0

Solve the equation for x

More Steps

x = 12 x + 7 = 0

Solve the equation for x

More Steps

x = 12 x = - 7

Solution

x_{1} = - 7, x_{2} = 12

Solve the quadratic equation