# How do you solve #-3x^2=2(3x-5)# using the quadratic formula?

##### 1 Answer

Rearrange to form:

Substitute in quadratic formula:

Simplify to get:

#### Explanation:

First of all you need to rearrange the equation into the form

So first expand the brackets on the right hand side:

Then you can either take the

Let's just take the

Now we can see what

Then we substitute these into the quadratic formula:

Quadratics usually have 2 answers which is why there is a

So now substituting in:

This simplifies to:

And dividing all terms by 2 to:

So