4x^2=5x-2

Simple and best practice solution for 4x^2=5x-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 4x^2=5x-2 equation:


Simplifying
4x2 = 5x + -2

Reorder the terms:
4x2 = -2 + 5x

Solving
4x2 = -2 + 5x

Solving for variable 'x'.

Reorder the terms:
2 + -5x + 4x2 = -2 + 5x + 2 + -5x

Reorder the terms:
2 + -5x + 4x2 = -2 + 2 + 5x + -5x

Combine like terms: -2 + 2 = 0
2 + -5x + 4x2 = 0 + 5x + -5x
2 + -5x + 4x2 = 5x + -5x

Combine like terms: 5x + -5x = 0
2 + -5x + 4x2 = 0

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

Divide each side by '4'.
0.5 + -1.25x + x2 = 0

Move the constant term to the right:

Add '-0.5' to each side of the equation.
0.5 + -1.25x + -0.5 + x2 = 0 + -0.5

Reorder the terms:
0.5 + -0.5 + -1.25x + x2 = 0 + -0.5

Combine like terms: 0.5 + -0.5 = 0.0
0.0 + -1.25x + x2 = 0 + -0.5
-1.25x + x2 = 0 + -0.5

Combine like terms: 0 + -0.5 = -0.5
-1.25x + x2 = -0.5

The x term is -1.25x.  Take half its coefficient (-0.625).
Square it (0.390625) and add it to both sides.

Add '0.390625' to each side of the equation.
-1.25x + 0.390625 + x2 = -0.5 + 0.390625

Reorder the terms:
0.390625 + -1.25x + x2 = -0.5 + 0.390625

Combine like terms: -0.5 + 0.390625 = -0.109375
0.390625 + -1.25x + x2 = -0.109375

Factor a perfect square on the left side:
(x + -0.625)(x + -0.625) = -0.109375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| (4-2i)(5+7i)=0 | | 5x+115+2x+30= | | 17k^2-28k-24=3k^2 | | 0=3(x+6)+8x | | 5x^3-5x=40 | | 5x^3-4x^2-3/2x | | 9x=2-3y | | 2(8b+5)=42 | | 35x^6+120x^5+70x^4+32x^3+9x^2=0 | | 6x=4(2x-5) | | 1x-1/2y=-1 | | 12=.6x | | 7(x+5)=7(x+9) | | 1/4x^4-2x^2=0 | | 1+5(-7)=3t(-7)+13 | | x=5y^2+4y+3 | | 2x+139+4x+29= | | x+3(x+5)=35 | | 8(13-2x)+7=19 | | 4x^2+9x-62=-6+2x^2 | | 130x-13= | | f(5)=.75x-3 | | (X+4)(x-8)(x-6)=0 | | 60=r(1500) | | X-4/6=4/8 | | 4-9n=200 | | X=-3.5+0.5(10) | | 8v+w+7-8v+2v= | | 9n-4=200 | | f(x)=3x-12v | | forx^3-2x^2-2=0 | | 8x+10=-5x-16 |

Equations solver categories