x^2+10x-3=2x^2+4x-1

Simple and best practice solution for x^2+10x-3=2x^2+4x-1 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-3=2x^2+4x-1 equation:


Simplifying
x2 + 10x + -3 = 2x2 + 4x + -1

Reorder the terms:
-3 + 10x + x2 = 2x2 + 4x + -1

Reorder the terms:
-3 + 10x + x2 = -1 + 4x + 2x2

Solving
-3 + 10x + x2 = -1 + 4x + 2x2

Solving for variable 'x'.

Reorder the terms:
-3 + 1 + 10x + -4x + x2 + -2x2 = -1 + 4x + 2x2 + 1 + -4x + -2x2

Combine like terms: -3 + 1 = -2
-2 + 10x + -4x + x2 + -2x2 = -1 + 4x + 2x2 + 1 + -4x + -2x2

Combine like terms: 10x + -4x = 6x
-2 + 6x + x2 + -2x2 = -1 + 4x + 2x2 + 1 + -4x + -2x2

Combine like terms: x2 + -2x2 = -1x2
-2 + 6x + -1x2 = -1 + 4x + 2x2 + 1 + -4x + -2x2

Reorder the terms:
-2 + 6x + -1x2 = -1 + 1 + 4x + -4x + 2x2 + -2x2

Combine like terms: -1 + 1 = 0
-2 + 6x + -1x2 = 0 + 4x + -4x + 2x2 + -2x2
-2 + 6x + -1x2 = 4x + -4x + 2x2 + -2x2

Combine like terms: 4x + -4x = 0
-2 + 6x + -1x2 = 0 + 2x2 + -2x2
-2 + 6x + -1x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-2 + 6x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
2 + -6x + x2 = 0

Move the constant term to the right:

Add '-2' to each side of the equation.
2 + -6x + -2 + x2 = 0 + -2

Reorder the terms:
2 + -2 + -6x + x2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -6x + x2 = 0 + -2
-6x + x2 = 0 + -2

Combine like terms: 0 + -2 = -2
-6x + x2 = -2

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 = -2 + 9

Reorder the terms:
9 + -6x + x2 = -2 + 9

Combine like terms: -2 + 9 = 7
9 + -6x + x2 = 7

Factor a perfect square on the left side:
(x + -3)(x + -3) = 7

Calculate the square root of the right side: 2.645751311

Break this problem into two subproblems by setting 
(x + -3) equal to 2.645751311 and -2.645751311.

Subproblem 1

x + -3 = 2.645751311 Simplifying x + -3 = 2.645751311 Reorder the terms: -3 + x = 2.645751311 Solving -3 + x = 2.645751311 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 = 2.645751311 + 3 Combine like terms: -3 + 3 = 0 0 + x = 2.645751311 + 3 x = 2.645751311 + 3 Combine like terms: 2.645751311 + 3 = 5.645751311 x = 5.645751311 Simplifying x = 5.645751311

Subproblem 2

x + -3 = -2.645751311 Simplifying x + -3 = -2.645751311 Reorder the terms: -3 + x = -2.645751311 Solving -3 + x = -2.645751311 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 = -2.645751311 + 3 Combine like terms: -3 + 3 = 0 0 + x = -2.645751311 + 3 x = -2.645751311 + 3 Combine like terms: -2.645751311 + 3 = 0.354248689 x = 0.354248689 Simplifying x = 0.354248689

Solution

The solution to the problem is based on the solutions from the subproblems. x = {5.645751311, 0.354248689}

See similar equations:

| 4(x-3)=5(x+4) | | (2x)=14 | | 9x+6=7x-4 | | 8(4k-4)=-54-32 | | 3y+x+45= | | (-3n)-2=4 | | 5x+9=17x-39 | | 1/x=6/5 | | r+5r=6 | | 13h-11h=20 | | (t*t-5t-36)/(t-9) | | 10x-11=59 | | 10x+12=3x+215 | | 9+(7+x)=20 | | 57-4x=5x+22 | | -4(x-3)-6=14 | | 5n-4n=20 | | 10-8y+2y=16 | | 6x+9x+90=180 | | xy+13=41 | | (x-8)/3=14 | | n(n+1)+n=80 | | 0.45x+0.5(2-x)=.10(-23) | | 3*X^2-16*X+60=0 | | a^2+400-625=0 | | 12w-13=9w-7 | | -138-5x=6x+17 | | -2.4=-2.1n | | (2/5v)-(5/2)=-7/3 | | j+o+e+y=567 | | 1.5x^2+3.5x-258=0 | | x^12+12x-25=0 |

Equations solver categories