X^2-3.5x-9=0

Simple and best practice solution for X^2-3.5x-9=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 X^2-3.5x-9=0 equation: 


Simplifying
X2 + -3.5x + -9 = 0

Reorder the terms:
-9 + X2 + -3.5x = 0

Solving
-9 + X2 + -3.5x = 0

Solving for variable 'X'.

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

Add '9' to each side of the equation.
-9 + X2 + 9 + -3.5x = 0 + 9

Reorder the terms:
-9 + 9 + X2 + -3.5x = 0 + 9

Combine like terms: -9 + 9 = 0
0 + X2 + -3.5x = 0 + 9
X2 + -3.5x = 0 + 9

Combine like terms: 0 + 9 = 9
X2 + -3.5x = 9

Add '3.5x' to each side of the equation.
X2 + -3.5x + 3.5x = 9 + 3.5x

Combine like terms: -3.5x + 3.5x = 0.0
X2 + 0.0 = 9 + 3.5x
X2 = 9 + 3.5x

Simplifying
X2 = 9 + 3.5x

Reorder the terms:
-9 + X2 + -3.5x = 9 + 3.5x + -9 + -3.5x

Reorder the terms:
-9 + X2 + -3.5x = 9 + -9 + 3.5x + -3.5x

Combine like terms: 9 + -9 = 0
-9 + X2 + -3.5x = 0 + 3.5x + -3.5x
-9 + X2 + -3.5x = 3.5x + -3.5x

Combine like terms: 3.5x + -3.5x = 0.0
-9 + X2 + -3.5x = 0.0

The solution to this equation could not be determined.

See similar equations:

| 11d+9=5d+27 | | 5(x-9)=-43 | | 7a(a+9)=104.3 | | 50.3=8c-2 | | 3e-2=25.9 | | 2x^2+2y^2-2x+2y+1= | | (2x+3y)-(2x-5y)= | | 6(x-2)=32 | | d(-3+x)=kx+9forx | | 5y-10/16 | | 5x-x*x=50000 | | 9.07x+36=82.2649+6x | | 2x-8x+16=1 | | (12+8x)+7=1-(7x-3) | | g(x)=7(x-1)(2x-3) | | 2x+10=-17-7 | | 14-5x=3x-24 | | X-4/5=7 | | 210/X=70 | | 12*x=36 | | x-6=5(3y) | | Lg(2x-1)=-1 | | 3y=15y+6 | | -2x+1y+7=0 | | 30+0.5x=x | | y=4(16-4) | | 18x-2x^2=4x^2 | | z^2-(6+i)*z+11-7i=0 | | x=2x(x^2-x) | | 36a+28.3w=100 | | 15ab+15a= | | -5x+3.1=7x+10.9 |

Equations solver categories