SOLUTION: Can you please help me solve 5x squared+16x-20=0 by factoring? It's due tomorrow thank you.

Question 938879: Can you please help me solve 5x squared+16x-20=0 by factoring? It's due tomorrow thank you.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
5x^2 + 16x - 20 = 0

Solved by pluggable solver: SOLVE quadratic equation with variable

Quadratic equation (in our case ) has the following solutons:

For these solutions to exist, the discriminant should not be a negative number.

First, we need to compute the discriminant : .

Discriminant d=656 is greater than zero. That means that there are two solutions: .

Quadratic expression can be factored:

Again, the answer is: 0.961249694973139, -4.16124969497314. Here's your graph:

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