10x=2x^2+5

Simple and best practice solution for 10x=2x^2+5 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 10x=2x^2+5 equation:


Simplifying
10x = 2x2 + 5

Reorder the terms:
10x = 5 + 2x2

Solving
10x = 5 + 2x2

Solving for variable 'x'.

Reorder the terms:
-5 + 10x + -2x2 = 5 + 2x2 + -5 + -2x2

Reorder the terms:
-5 + 10x + -2x2 = 5 + -5 + 2x2 + -2x2

Combine like terms: 5 + -5 = 0
-5 + 10x + -2x2 = 0 + 2x2 + -2x2
-5 + 10x + -2x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-5 + 10x + -2x2 = 0

Begin completing the square.  Divide all terms by
-2 the coefficient of the squared term: 

Divide each side by '-2'.
2.5 + -5x + x2 = 0

Move the constant term to the right:

Add '-2.5' to each side of the equation.
2.5 + -5x + -2.5 + x2 = 0 + -2.5

Reorder the terms:
2.5 + -2.5 + -5x + x2 = 0 + -2.5

Combine like terms: 2.5 + -2.5 = 0.0
0.0 + -5x + x2 = 0 + -2.5
-5x + x2 = 0 + -2.5

Combine like terms: 0 + -2.5 = -2.5
-5x + x2 = -2.5

The x term is -5x.  Take half its coefficient (-2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
-5x + 6.25 + x2 = -2.5 + 6.25

Reorder the terms:
6.25 + -5x + x2 = -2.5 + 6.25

Combine like terms: -2.5 + 6.25 = 3.75
6.25 + -5x + x2 = 3.75

Factor a perfect square on the left side:
(x + -2.5)(x + -2.5) = 3.75

Calculate the square root of the right side: 1.936491673

Break this problem into two subproblems by setting 
(x + -2.5) equal to 1.936491673 and -1.936491673.

Subproblem 1

x + -2.5 = 1.936491673 Simplifying x + -2.5 = 1.936491673 Reorder the terms: -2.5 + x = 1.936491673 Solving -2.5 + x = 1.936491673 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.5' to each side of the equation. -2.5 + 2.5 + x = 1.936491673 + 2.5 Combine like terms: -2.5 + 2.5 = 0.0 0.0 + x = 1.936491673 + 2.5 x = 1.936491673 + 2.5 Combine like terms: 1.936491673 + 2.5 = 4.436491673 x = 4.436491673 Simplifying x = 4.436491673

Subproblem 2

x + -2.5 = -1.936491673 Simplifying x + -2.5 = -1.936491673 Reorder the terms: -2.5 + x = -1.936491673 Solving -2.5 + x = -1.936491673 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.5' to each side of the equation. -2.5 + 2.5 + x = -1.936491673 + 2.5 Combine like terms: -2.5 + 2.5 = 0.0 0.0 + x = -1.936491673 + 2.5 x = -1.936491673 + 2.5 Combine like terms: -1.936491673 + 2.5 = 0.563508327 x = 0.563508327 Simplifying x = 0.563508327

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.436491673, 0.563508327}

See similar equations:

| x-4=3-7x | | 2(x+3)-5=10 | | 14(p+3)=-54-2p | | -251/252+a=-5/6(7/2a+1)-2/7a | | 2x-5=x-11 | | -26+26y=2y-(-4y-2) | | 2/3(15d+20)-1/6(18d-12)=38 | | 12x^2=60 | | 6-4z=z+36 | | -7x+2x=-13+4-7x-5 | | 39.99-20%= | | xsquared-x-12=0 | | 3-8-4=35 | | 5(x-3)=-2x+41 | | 3-2s=4-6s | | 8y-4(5y-6)= | | 14+3n=8n-3*n-4 | | 81c^2-49d^2= | | 5-3(7x-2)=15 | | 49x^2-42x=-9 | | 9m+18=6m-42 | | 18*2-1*3= | | (-4/3)x=-12 | | 4+2n+6+2=n+5 | | 3(2x+4y-y)= | | 32*4-2/8= | | 2fgh-3g=10forh | | 4r-1=3r+7 | | 20/x=-4 | | 10-5b=3b-6 | | 2x^2-19x=24 | | -(1-4x)=-1-5x |

Equations solver categories