px^2+qx+b=0

Simple and best practice solution for px^2+qx+b=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 px^2+qx+b=0 equation:


Simplifying
px2 + qx + b = 0

Reorder the terms:
b + px2 + qx = 0

Solving
b + px2 + qx = 0

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '-1px2' to each side of the equation.
b + px2 + -1px2 + qx = 0 + -1px2

Combine like terms: px2 + -1px2 = 0
b + 0 + qx = 0 + -1px2
b + qx = 0 + -1px2
Remove the zero:
b + qx = -1px2

Add '-1qx' to each side of the equation.
b + qx + -1qx = -1px2 + -1qx

Combine like terms: qx + -1qx = 0
b + 0 = -1px2 + -1qx
b = -1px2 + -1qx

Simplifying
b = -1px2 + -1qx

See similar equations:

| 2p-9=41 | | 241-22=-4(1-6a) | | 4b+16+26= | | 5-6z=35 | | 2y-6=4y+12 | | x+37=3x-63 | | 4x=124+23-2 | | n-2-3=11-3 | | (-0.3)(1.2)(-0.5)= | | x^2+46x+518=0 | | f(x)=25x-17 | | 4u-2=-6u+6x | | 3+5y=9+4y | | x-3=2-5 | | f(x)=13x+34 | | 14x+5=5x+17 | | 9(y+3)=2(y+8) | | 7x-y=-18 | | -(-1+3x)-6(-7+x)=48 | | 5x=1-3 | | 4z+3+2=-2 | | r-3=2.25 | | 10-9-9n=-71 | | -6m+65-5(m-4)=8m-(3m-2)-5m+6 | | 9-7(1+3s)=20 | | x-1-6=1-2 | | 12-3p=10-2p | | 20=4+8(a-9) | | 1+8y^6= | | 3-4v+8v=-9+7v | | x-.4x=82 | | 25(2x+3)=125(x-4) |

Equations solver categories