x^2=10-6x

Simple and best practice solution for x^2=10-6x 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=10-6x equation:


Simplifying
x2 = 10 + -6x

Solving
x2 = 10 + -6x

Solving for variable 'x'.

Reorder the terms:
-10 + 6x + x2 = 10 + -6x + -10 + 6x

Reorder the terms:
-10 + 6x + x2 = 10 + -10 + -6x + 6x

Combine like terms: 10 + -10 = 0
-10 + 6x + x2 = 0 + -6x + 6x
-10 + 6x + x2 = -6x + 6x

Combine like terms: -6x + 6x = 0
-10 + 6x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '10' to each side of the equation.
-10 + 6x + 10 + x2 = 0 + 10

Reorder the terms:
-10 + 10 + 6x + x2 = 0 + 10

Combine like terms: -10 + 10 = 0
0 + 6x + x2 = 0 + 10
6x + x2 = 0 + 10

Combine like terms: 0 + 10 = 10
6x + x2 = 10

The x term is 6x.  Take half its coefficient (3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
6x + 9 + x2 = 10 + 9

Reorder the terms:
9 + 6x + x2 = 10 + 9

Combine like terms: 10 + 9 = 19
9 + 6x + x2 = 19

Factor a perfect square on the left side:
(x + 3)(x + 3) = 19

Calculate the square root of the right side: 4.358898944

Break this problem into two subproblems by setting 
(x + 3) equal to 4.358898944 and -4.358898944.

Subproblem 1

x + 3 = 4.358898944 Simplifying x + 3 = 4.358898944 Reorder the terms: 3 + x = 4.358898944 Solving 3 + x = 4.358898944 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 4.358898944 + -3 Combine like terms: 3 + -3 = 0 0 + x = 4.358898944 + -3 x = 4.358898944 + -3 Combine like terms: 4.358898944 + -3 = 1.358898944 x = 1.358898944 Simplifying x = 1.358898944

Subproblem 2

x + 3 = -4.358898944 Simplifying x + 3 = -4.358898944 Reorder the terms: 3 + x = -4.358898944 Solving 3 + x = -4.358898944 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = -4.358898944 + -3 Combine like terms: 3 + -3 = 0 0 + x = -4.358898944 + -3 x = -4.358898944 + -3 Combine like terms: -4.358898944 + -3 = -7.358898944 x = -7.358898944 Simplifying x = -7.358898944

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.358898944, -7.358898944}

See similar equations:

| (8x+40)(32x-16)=-24 | | 4(3s+10)=124 | | 3936=4(p+35) | | 3(4s+10)=124 | | 12=13x | | 13x-9=14x+11 | | (u-3)*7=56 | | 26=4x-14 | | (u-3)*x=56 | | -6(2t+10)=-120 | | 9x-6=10x+3 | | 7x-4y-8=0 | | log(10)(x)=log(10)(2x-4) | | -4+2y=-11 | | 5(f-2)=70 | | x^2-4x+1152=0 | | 23+36z-55r= | | -6y-10=2y+14 | | -4x+2y=-11 | | 9(c-4)+5=2+c-33 | | -10(s+2)=-82 | | 8x+90-6=180 | | (q-6)*4=24 | | (Cos(2x))=0.5 | | 2sin^2(x)sinx-1=0 | | 2sin^2(x)-sinx-1=0 | | 14x-7=13x | | -23=5x-5+4x-5 | | -4=n+16 | | 2sin^2(x)+sinx-1=0 | | 2(a-9)=28 | | f=x+2a |

Equations solver categories