5^2+12r=-4r^2-4

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Solution for 5^2+12r=-4r^2-4 equation: 



5^2+12r=-4r^2-4

We move all terms to the left:

5^2+12r-(-4r^2-4)=0

We add all the numbers together, and all the variables

-(-4r^2-4)+12r+25=0

We get rid of parentheses

4r^2+12r+4+25=0

We add all the numbers together, and all the variables

4r^2+12r+29=0

a = 4; b = 12; c = +29;
Δ = b2-4ac
Δ = 122-4·4·29
Δ = -320
Delta is less than zero, so there is no solution for the equation

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