49x^2-56x=0

Simple and best practice solution for 49x^2-56x=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 49x^2-56x=0 equation:



49x^2-56x=0
a = 49; b = -56; c = 0;
Δ = b2-4ac
Δ = -562-4·49·0
Δ = 3136
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{3136}=56$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-56)-56}{2*49}=\frac{0}{98} =0 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-56)+56}{2*49}=\frac{112}{98} =1+1/7 $

See similar equations:

| 10x^2+60x+80=0 | | 2(3-2w)+2w=18 | | y=4/7-2 | | 24-8x=-2 | | -7m+4+3m=24 | | 8n+7(4n+5)=3-(n+5) | | 5(3x-6)=2x+1 | | 16^x=4^10-x | | 27-2x=2(x+2) | | (-m/2)+14=9 | | 3x+5+7x+5=50 | | 3x+2=4x-16 | | 3+2(-3x+-2)=11 | | 8^3x-1=32^x-5 | | 40x+3500=90x | | 1+2+3a+1=22828838383838388484777657475744 | | x/2-13=24 | | n-6+2+7n=-4(7n+8)+(-n-2) | | 3x+30=5 | | 2(5+4w)+2w=90 | | -9x-2x=-4 | | 40x+3500=90 | | 3x+3/5=4/5=x | | 4w-11=25 | | 14x+5x=3 | | 90=40x+3500 | | 100(3k+1)=2(9k+11) | | 3x+3/54/5=x | | 6x+4-x=6x | | 2.3q+16=-5q-39 | | 8+(-745x*257)-99+1.23=100 | | (6x+4x/10)+3x=8 |

Equations solver categories