2x^2-5x+2=2x+1

Simple and best practice solution for 2x^2-5x+2=2x+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 2x^2-5x+2=2x+1 equation:


Simplifying
2x2 + -5x + 2 = 2x + 1

Reorder the terms:
2 + -5x + 2x2 = 2x + 1

Reorder the terms:
2 + -5x + 2x2 = 1 + 2x

Solving
2 + -5x + 2x2 = 1 + 2x

Solving for variable 'x'.

Reorder the terms:
2 + -1 + -5x + -2x + 2x2 = 1 + 2x + -1 + -2x

Combine like terms: 2 + -1 = 1
1 + -5x + -2x + 2x2 = 1 + 2x + -1 + -2x

Combine like terms: -5x + -2x = -7x
1 + -7x + 2x2 = 1 + 2x + -1 + -2x

Reorder the terms:
1 + -7x + 2x2 = 1 + -1 + 2x + -2x

Combine like terms: 1 + -1 = 0
1 + -7x + 2x2 = 0 + 2x + -2x
1 + -7x + 2x2 = 2x + -2x

Combine like terms: 2x + -2x = 0
1 + -7x + 2x2 = 0

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

Divide each side by '2'.
0.5 + -3.5x + x2 = 0

Move the constant term to the right:

Add '-0.5' to each side of the equation.
0.5 + -3.5x + -0.5 + x2 = 0 + -0.5

Reorder the terms:
0.5 + -0.5 + -3.5x + x2 = 0 + -0.5

Combine like terms: 0.5 + -0.5 = 0.0
0.0 + -3.5x + x2 = 0 + -0.5
-3.5x + x2 = 0 + -0.5

Combine like terms: 0 + -0.5 = -0.5
-3.5x + x2 = -0.5

The x term is -3.5x.  Take half its coefficient (-1.75).
Square it (3.0625) and add it to both sides.

Add '3.0625' to each side of the equation.
-3.5x + 3.0625 + x2 = -0.5 + 3.0625

Reorder the terms:
3.0625 + -3.5x + x2 = -0.5 + 3.0625

Combine like terms: -0.5 + 3.0625 = 2.5625
3.0625 + -3.5x + x2 = 2.5625

Factor a perfect square on the left side:
(x + -1.75)(x + -1.75) = 2.5625

Calculate the square root of the right side: 1.600781059

Break this problem into two subproblems by setting 
(x + -1.75) equal to 1.600781059 and -1.600781059.

Subproblem 1

x + -1.75 = 1.600781059 Simplifying x + -1.75 = 1.600781059 Reorder the terms: -1.75 + x = 1.600781059 Solving -1.75 + x = 1.600781059 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.75' to each side of the equation. -1.75 + 1.75 + x = 1.600781059 + 1.75 Combine like terms: -1.75 + 1.75 = 0.00 0.00 + x = 1.600781059 + 1.75 x = 1.600781059 + 1.75 Combine like terms: 1.600781059 + 1.75 = 3.350781059 x = 3.350781059 Simplifying x = 3.350781059

Subproblem 2

x + -1.75 = -1.600781059 Simplifying x + -1.75 = -1.600781059 Reorder the terms: -1.75 + x = -1.600781059 Solving -1.75 + x = -1.600781059 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.75' to each side of the equation. -1.75 + 1.75 + x = -1.600781059 + 1.75 Combine like terms: -1.75 + 1.75 = 0.00 0.00 + x = -1.600781059 + 1.75 x = -1.600781059 + 1.75 Combine like terms: -1.600781059 + 1.75 = 0.149218941 x = 0.149218941 Simplifying x = 0.149218941

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.350781059, 0.149218941}

See similar equations:

| 30+2X=-4X | | 4-5x-16=6x-8 | | Y+5+-6y=17-2y | | 16-144e^2=0 | | 5m+yr=r-7f | | 13w^2-w=0 | | 5y(3y^4+5)(3y^4-5)= | | x^2+y^2=6y-10 | | x^2+14x-10=41 | | 7+3y-(5y+7)-(4y+5)= | | 22-16=3(x-8) | | 3-6*18+2= | | 7x-2=8x+7 | | -8v+6(v-7)=-30 | | x^2-12x+15=28 | | (4x+4)=20 | | 7-11x=0 | | 15y-[9(8-y)-8]=4y+2(7-3y) | | x^2-10x+20=59 | | 5x+14=3(x-2) | | 2a+7=-36 | | 2(9s+8)-3s=3(5s+4)-14 | | 0.35x+0.05(6-x)=0.10(9) | | 45-24t+3t^2=0 | | 15z=t | | N+2=-14-pi | | 7y-3x=45 | | -6a-20=-2a+4(1-3a) | | 5x-2(x-1)=3 | | 4x(2)+5bx=-b(2) | | 6(x+3)+4=6x+9 | | 7x-10=2x+3 |

Equations solver categories