-x^2=-10x+9

Simple and best practice solution for -x^2=-10x+9 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=-10x+9 equation:


Simplifying
-1x2 = -10x + 9

Reorder the terms:
-1x2 = 9 + -10x

Solving
-1x2 = 9 + -10x

Solving for variable 'x'.

Reorder the terms:
-9 + 10x + -1x2 = 9 + -10x + -9 + 10x

Reorder the terms:
-9 + 10x + -1x2 = 9 + -9 + -10x + 10x

Combine like terms: 9 + -9 = 0
-9 + 10x + -1x2 = 0 + -10x + 10x
-9 + 10x + -1x2 = -10x + 10x

Combine like terms: -10x + 10x = 0
-9 + 10x + -1x2 = 0

Factor a trinomial.
(-9 + x)(1 + -1x) = 0

Subproblem 1

Set the factor '(-9 + x)' equal to zero and attempt to solve: Simplifying -9 + x = 0 Solving -9 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + x = 0 + 9 Combine like terms: -9 + 9 = 0 0 + x = 0 + 9 x = 0 + 9 Combine like terms: 0 + 9 = 9 x = 9 Simplifying x = 9

Subproblem 2

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Solution

x = {9, 1}

See similar equations:

| -4(4+x)=56 | | 1/2+r=1/4 | | -27=4w-7 | | g(t)=2t+7 | | 8x+x-3=10-5x | | f(w)=4-3(4w+7) | | (x-6)(x)=28 | | 387=-60+80g | | 6x-4=x+9 | | g=4.574+-1.6s | | 2x+12=36x+36 | | x+43(x-35)=180 | | (8x+7)(7x+9x+6)= | | sin(7*x)+sin(x)=0 | | 4g+7s=18.89 | | .4x+6=.5x | | sin(7x)+sin(x)=0 | | -154=-8x-10 | | 3.14-23=8 | | 3.14-23=x | | 5+10s=9s-5 | | -101=-1-5x | | 8-5d-3=-4d+2 | | 0=14x^2+x | | 30x^2-14x-4=0 | | Y=20ln(0.282x+1) | | 33=33.14 | | 2y=2x+18 | | 33=3.14 | | -4z-8=-6z+10 | | (X-3)*7=X*4 | | (5x-4)(4x+7)= |

Equations solver categories