4x^2+8x+7=3x-5

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Solution for 4x^2+8x+7=3x-5 equation: 



4x^2+8x+7=3x-5

We move all terms to the left:

4x^2+8x+7-(3x-5)=0

We get rid of parentheses

4x^2+8x-3x+5+7=0

We add all the numbers together, and all the variables

4x^2+5x+12=0

a = 4; b = 5; c = +12;
Δ = b2-4ac
Δ = 52-4·4·12
Δ = -167
Delta is less than zero, so there is no solution for the equation

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