28x-49x^2-4=0

Simple and best practice solution for 28x-49x^2-4=0 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 28x-49x^2-4=0 equation: 



28x-49x^2-4=0

a = -49; b = 28; c = -4;
Δ = b2-4ac
Δ = 282-4·(-49)·(-4)
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{-28}{-98}=2/7$

See similar equations:

| 16x+20=228 | | -m-4=4 | | -(4x+2)-4=-3x-(x+6) | | 5,4(x)-6(x)=560 | | 4(x-3)+3=4x-8 | | 2x+50​​​+6x+2​​​=90 | | 2x+4(413-x)=1152 | | -y+9=22-y | | 2(x+1)^2=18 | | (9r^2+5r-11)-(-2r^2+9r-8)=0 | | 3(3x+3)=9 | | 2x2+14x=4 | | 12-(x-4)=-122 | | 5|2x+6|=25 | | .2(x-42)=17+3x | | 2(3x+4)=6+8 | | –5b+24= | | 10(4m-2)=5(2m-1) | | 21+4.50h=11+5.75h | | 4-3x+10=-7 | | 21+4.50h=11+5.75 | | 15.9-y=7.9;y | | 5,4(x)+6(x)=560 | | 6.5=9.7-0.8x | | 2x+(x+2)=2 | | (4+2n)+(5n+2)=0 | | 6(1+8d)=-26 | | -9x+2x=54 | | -14(x-7)=-154 | | 12x-6=10x+18 | | 9t+3=57 | | 31,4m=84,78 |

Equations solver categories