7x^2+14x-16=8x^2+6x

Simple and best practice solution for 7x^2+14x-16=8x^2+6x 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 7x^2+14x-16=8x^2+6x equation: 



7x^2+14x-16=8x^2+6x

We move all terms to the left:

7x^2+14x-16-(8x^2+6x)=0

We get rid of parentheses

7x^2-8x^2+14x-6x-16=0

We add all the numbers together, and all the variables

-1x^2+8x-16=0

a = -1; b = 8; c = -16;
Δ = b2-4ac
Δ = 82-4·(-1)·(-16)
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{-8}{-2}=+4$

See similar equations:

| 4x-19=-17 | | X^2-14x+21=-2x+7 | | 4x-x=(7x7) | | 11x+20=-3x | | 3x^2+15x+25=-3x-2 | | 2t²+5=0 | | X^2-5x+22=-7x+2 | | 2(3x+5)=-4(2x-5)+3x | | 5b=6-6b=2=19 | | 2t^2+5=0 | | 3n²-3=12 | | 15-6x=30-x | | 15-6×=30-x | | -108-3v=-17v+4 | | (3•(x+2)-5x)-18=0 | | 3(3x+1)=-4(5x-2) | | n/12=30/12 | | 8p+5=15 | | 2y^2+8y-6=3y | | -120-11x=-20x+15 | | 16r+9=109-4r | | 14r-5=6r+43 | | 7/4+1/5×-3/2=4/5x | | -14x-7=9+10x | | 16+3x=40 | | X+6/8=1-x+4/7 | | 3f=51 | | 3x+4=2x9 | | 5.6y-4.6y-4.8=5.8-1.5 | | 12k+199=4(3k+49)+3 | | 2(n+3)-8(2n-4)=32 | | 5x+9=5x-2 |

Equations solver categories