2x^2-15x+58=0

Simple and best practice solution for 2x^2-15x+58=0 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^2-15x+58=0 equation:


Simplifying
2x2 + -15x + 58 = 0

Reorder the terms:
58 + -15x + 2x2 = 0

Solving
58 + -15x + 2x2 = 0

Solving for variable 'x'.

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

Divide each side by '2'.
29 + -7.5x + x2 = 0

Move the constant term to the right:

Add '-29' to each side of the equation.
29 + -7.5x + -29 + x2 = 0 + -29

Reorder the terms:
29 + -29 + -7.5x + x2 = 0 + -29

Combine like terms: 29 + -29 = 0
0 + -7.5x + x2 = 0 + -29
-7.5x + x2 = 0 + -29

Combine like terms: 0 + -29 = -29
-7.5x + x2 = -29

The x term is -7.5x.  Take half its coefficient (-3.75).
Square it (14.0625) and add it to both sides.

Add '14.0625' to each side of the equation.
-7.5x + 14.0625 + x2 = -29 + 14.0625

Reorder the terms:
14.0625 + -7.5x + x2 = -29 + 14.0625

Combine like terms: -29 + 14.0625 = -14.9375
14.0625 + -7.5x + x2 = -14.9375

Factor a perfect square on the left side:
(x + -3.75)(x + -3.75) = -14.9375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 0.6(5)-2(-3)=x | | x+39+(x+15)=180 | | (t+7)(T+1)=16 | | -8+4y=-28 | | 0.6(5)-2(3)=x | | 0.3(5)-2(1.5)=x | | (3x-18)+2x=180 | | 1588=2x^2+24x+308 | | -69=23y | | -x+1/4=-11/36+2/3x | | 2(y+1)=4y+4 | | 7x=315 | | 5x-1.5=-3 | | 4/3x+2=-1 | | log(x)+log(x+15)=(2) | | -2y=-3 | | -13=3W-4 | | 6/7x=18 | | 5x-2=-3 | | 28/5=5w+1/5 | | 12y=15-x | | 22x+41=5x-10 | | 0.3x+0.7=2 | | 3(5-3x)=-3(5+4x) | | 6a+4+2a= | | 5x^2+35x+30= | | 20/8=34/10 | | -7x+5(x-8)=-28 | | 7.7/0.7 | | ((x^2-3x+2)/(x^2+5x+6))*((x+2)/(4x-4)) | | 2*-13= | | 2y-3=-17 |

Equations solver categories