SOLUTION: solve: 15m(m+5)=46m-12

Question 950627: solve: 15m(m+5)=46m-12
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
15m(m+5)=46m-12
Subtract 46m from each side.
Add 12 to each side.

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=121 is greater than zero. That means that there are two solutions: .

Quadratic expression can be factored:

Again, the answer is: -0.6, -1.33333333333333. Here's your graph:

ANSWERS:-0.6,-1.33
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