x^2-2x=7x

Simple and best practice solution for x^2-2x=7x 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^2-2x=7x equation:


Simplifying
x2 + -2x = 7x

Reorder the terms:
-2x + x2 = 7x

Solving
-2x + x2 = 7x

Solving for variable 'x'.

Reorder the terms:
-2x + -7x + x2 = 7x + -7x

Combine like terms: -2x + -7x = -9x
-9x + x2 = 7x + -7x

Combine like terms: 7x + -7x = 0
-9x + x2 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(-9 + x) = 0

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

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

Solution

x = {0, 9}

See similar equations:

| (x^2)+(y^2)=10 | | log121/4 | | Y/b=x | | 10w-4=2w+12 | | 7w+6=2w+16 | | 56x+5=30+X | | 8x*2-2x=5/4 | | 8.64z=12 | | (-8)(-3)(-1/2)= | | 4x^2+20x-416=0 | | 10a+40=100 | | 9.48x=12 | | 4x^2+20x-415=0 | | 0.03x=9000 | | 0.03=9000 | | 0.03x=22000 | | x/1,27=x-50000 | | 316.8=281.14x-128.02 | | 9b+1=4b+5 | | 444.82=281.14x | | 7(m-2)-2m+1=0 | | t^2+55t-434=0 | | (3x-16)+(x+6)+(x)=180 | | 13x+9x=44 | | 3x+14+9x+4=180 | | 15x-10+5=8x+31 | | -13x-8+3x=6x-18 | | 34/78 | | 14x+6+3x=6x-18 | | 15x+7y=3000 | | 108-y=5y | | 5y+2x+y=1800 |

Equations solver categories