x^2-8x-10x=-4x+2

Simple and best practice solution for x^2-8x-10x=-4x+2 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^2-8x-10x=-4x+2 equation:


Simplifying
x2 + -8x + -10x = -4x + 2

Reorder the terms:
-8x + -10x + x2 = -4x + 2

Combine like terms: -8x + -10x = -18x
-18x + x2 = -4x + 2

Reorder the terms:
-18x + x2 = 2 + -4x

Solving
-18x + x2 = 2 + -4x

Solving for variable 'x'.

Reorder the terms:
-2 + -18x + 4x + x2 = 2 + -4x + -2 + 4x

Combine like terms: -18x + 4x = -14x
-2 + -14x + x2 = 2 + -4x + -2 + 4x

Reorder the terms:
-2 + -14x + x2 = 2 + -2 + -4x + 4x

Combine like terms: 2 + -2 = 0
-2 + -14x + x2 = 0 + -4x + 4x
-2 + -14x + x2 = -4x + 4x

Combine like terms: -4x + 4x = 0
-2 + -14x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '2' to each side of the equation.
-2 + -14x + 2 + x2 = 0 + 2

Reorder the terms:
-2 + 2 + -14x + x2 = 0 + 2

Combine like terms: -2 + 2 = 0
0 + -14x + x2 = 0 + 2
-14x + x2 = 0 + 2

Combine like terms: 0 + 2 = 2
-14x + x2 = 2

The x term is -14x.  Take half its coefficient (-7).
Square it (49) and add it to both sides.

Add '49' to each side of the equation.
-14x + 49 + x2 = 2 + 49

Reorder the terms:
49 + -14x + x2 = 2 + 49

Combine like terms: 2 + 49 = 51
49 + -14x + x2 = 51

Factor a perfect square on the left side:
(x + -7)(x + -7) = 51

Calculate the square root of the right side: 7.141428429

Break this problem into two subproblems by setting 
(x + -7) equal to 7.141428429 and -7.141428429.

Subproblem 1

x + -7 = 7.141428429 Simplifying x + -7 = 7.141428429 Reorder the terms: -7 + x = 7.141428429 Solving -7 + x = 7.141428429 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + x = 7.141428429 + 7 Combine like terms: -7 + 7 = 0 0 + x = 7.141428429 + 7 x = 7.141428429 + 7 Combine like terms: 7.141428429 + 7 = 14.141428429 x = 14.141428429 Simplifying x = 14.141428429

Subproblem 2

x + -7 = -7.141428429 Simplifying x + -7 = -7.141428429 Reorder the terms: -7 + x = -7.141428429 Solving -7 + x = -7.141428429 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + x = -7.141428429 + 7 Combine like terms: -7 + 7 = 0 0 + x = -7.141428429 + 7 x = -7.141428429 + 7 Combine like terms: -7.141428429 + 7 = -0.141428429 x = -0.141428429 Simplifying x = -0.141428429

Solution

The solution to the problem is based on the solutions from the subproblems. x = {14.141428429, -0.141428429}

See similar equations:

| -6+5(4n-3)=-8(-8n+4)-5 | | 2(2x+1)=5(2x-4) | | 11.6x+10.2x=261.6 | | -4c-7+3c=33 | | -8x-6=-50+3x | | 2-5x=3x-6x-12 | | 17=3x-3 | | 16-3p= | | -7n-3=39 | | 20-5x=5+4x | | 2+3+4+5=51 | | 5v-9+6=-29 | | 6-3m=8m+6m | | 3x+40=4x-13 | | 27=-6k+-5 | | 8y-5x+13y= | | -x-1=-1-x | | -1/8= | | 3x+5=2x-1+x | | 3x-2x+8= | | 3/4x-1/2x=3/4x+1 | | 5x-8=15x+72 | | 192=8(x+4) | | -12=3q | | -2x+1.1=-44.5+9.6x | | 3t+24-t=3+7t-9 | | -59.2=7.4z | | 3(2x-1)+12=4x-3+4x | | 2 = u-1 | | -2x^2-7x+5=0 | | x+1+2+3+45+5+6+7+8+8+9+10=425 | | -9/16/-16/9= |

Equations solver categories