Select and use the most direct method to solve 2x(x + 1.5) = -1. Describe and justify the methods you used to solve the quadratic equation

Step-by-step explanation:

Given that,

A quadratic equation,

2x(x + 1.5) = -1

We need to solve the quadratic equation. Firstly we need to simplify the above equation to form it as .

So,

Here, a = 2, b = 3 and c = 1

The roots of the given equation can be given by :

Putting all the values we get :

So, the roots of the given equation is -1/2 and -1.

1/5x+9 2/5y+7

step-by-step explanation: