2x^2-4x+7=5

Simple and best practice solution for 2x^2-4x+7=5 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 2x^2-4x+7=5 equation: 



2x^2-4x+7=5

We move all terms to the left:

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

We add all the numbers together, and all the variables

2x^2-4x+2=0

a = 2; b = -4; c = +2;
Δ = b2-4ac
Δ = -42-4·2·2
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{4}{4}=1$

See similar equations:

| -1+2i√5=0 | | 72.25=x^2+8.8x | | 6x+40=5x-8 | | 28=12+3y | | 4(3g-2)=88 | | 6/5=18/5x+1 | | 5x+3-2x=-x+5 | | 7x-x+32=2x+23 | | 6x+40=142 | | -3x+2+14x+29=53 | | -12+49=-159=1x | | 5(x=6) | | -3(7-3n)+2=5(2n-4) | | 1/2x+1/4=1x | | s/6=-5 | | 45-10y+2y=15 | | s−68=11 | | 6c-14=425 | | 23=x-;9x=14 | | m4=16 | | 1040=8(21+x) | | -69-2x=46-7x | | 13/4b=28/9 | | 2x^2-1=367 | | -10+5(1-9n)=3-7(8+7n | | 4x+12=6x-44 | | 28/5=2/f | | 11x=15x | | 3(230+s)+8+110=1000 | | 25+w=32 | | 2x^2+7x-54=0 | | 2+2z+3z=36 |

Equations solver categories