(2m+1)(m-3)=-7

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Solution for (2m+1)(m-3)=-7 equation: 



(2m+1)(m-3)=-7

We move all terms to the left:

(2m+1)(m-3)-(-7)=0

We add all the numbers together, and all the variables

(2m+1)(m-3)+7=0

We multiply parentheses ..

(+2m^2-6m+m-3)+7=0

We get rid of parentheses

2m^2-6m+m-3+7=0

We add all the numbers together, and all the variables

2m^2-5m+4=0

a = 2; b = -5; c = +4;
Δ = b2-4ac
Δ = -52-4·2·4
Δ = -7
Delta is less than zero, so there is no solution for the equation

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