x^2+4x-3=-7

Simple and best practice solution for x^2+4x-3=-7 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

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



x^2+4x-3=-7

We move all terms to the left:

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

We add all the numbers together, and all the variables

x^2+4x+4=0

a = 1; b = 4; c = +4;
Δ = b2-4ac
Δ = 42-4·1·4
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{-4}{2}=-2$

See similar equations:

| X^2+5x-12=-2x^2-3x+7 | | 7p-26=11p+10 | | -8(-b-4)-8=88 | | 2(y-)=3(y-4)-y | | 8+5=-5a+5 | | 12.5*x=87.5 | | -0.1=7.9-2q | | 3-12x=15-8x | | 3x+4=5x=7 | | (9x-10)=127+83 | | -3/w-2=4 | | (3c-4)/2=10c | | x^2+4x-3=7 | | (9x-11)=65 | | x-37=x-95 | | 1.8x-14.2=-1.9x+15.41.8x−14.2=−1.9x+15.4 | | 1/9(4-7x)=1/2(8+2x) | | X+5=10x+7 | | 56+12m=24+8m | | 0.8x+1=0.3x-2.5 | | 3x-24-4x=4 | | -8=-x+17 | | 55=+3x | | 1/2x+3/4=5/8x-2 | | g+-2=2 | | (6x-13)=(3x+5) | | –5b−–12b=7 | | X+68=128+x | | 5x+5=10x+20 | | -5(5+8b)=295 | | X+68=128=x | | 2(7+3t)=–t |

Equations solver categories