49x^2-28x+8=0

Simple and best practice solution for 49x^2-28x+8=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 49x^2-28x+8=0 equation:


Simplifying
49x2 + -28x + 8 = 0

Reorder the terms:
8 + -28x + 49x2 = 0

Solving
8 + -28x + 49x2 = 0

Solving for variable 'x'.

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

Divide each side by '49'.
0.1632653061 + -0.5714285714x + x2 = 0

Move the constant term to the right:

Add '-0.1632653061' to each side of the equation.
0.1632653061 + -0.5714285714x + -0.1632653061 + x2 = 0 + -0.1632653061

Reorder the terms:
0.1632653061 + -0.1632653061 + -0.5714285714x + x2 = 0 + -0.1632653061

Combine like terms: 0.1632653061 + -0.1632653061 = 0.0000000000
0.0000000000 + -0.5714285714x + x2 = 0 + -0.1632653061
-0.5714285714x + x2 = 0 + -0.1632653061

Combine like terms: 0 + -0.1632653061 = -0.1632653061
-0.5714285714x + x2 = -0.1632653061

The x term is -0.5714285714x.  Take half its coefficient (-0.2857142857).
Square it (0.08163265305) and add it to both sides.

Add '0.08163265305' to each side of the equation.
-0.5714285714x + 0.08163265305 + x2 = -0.1632653061 + 0.08163265305

Reorder the terms:
0.08163265305 + -0.5714285714x + x2 = -0.1632653061 + 0.08163265305

Combine like terms: -0.1632653061 + 0.08163265305 = -0.08163265305
0.08163265305 + -0.5714285714x + x2 = -0.08163265305

Factor a perfect square on the left side:
(x + -0.2857142857)(x + -0.2857142857) = -0.08163265305

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| p^2+p-110=0 | | Y=2*9-10 | | 48/4-8=4 | | 48/4-8= | | 10-5x-6-10x=7 | | Y=2*0-10 | | 6x-1/6=17/6 | | 4+18p-2=7p+114-3p | | 3x+y= 2 | | 2c(9c+7)=0 | | 29x^2+58x-3480=0 | | x^2+58x-3480=0 | | 10x+3y=14 | | 0.12(18)+0.03x=0.06(24+x) | | -2/3(1)+5 | | 9(1/60) | | 7+5y=52 | | -2(-3+2x)=2 | | 5x^2-19x-18=0 | | 104=(9/5)c+32 | | -7(2b+1)+(15b-1)=0 | | -15m+10m=100 | | 4x+9=7x-15 | | -6x+7=-28-x | | 100=(3.14)(4)h | | Y=2/3*0+6 | | -3=3v+3 | | -7+4x=7x-43 | | 2.3q-3.6-1.4q=-0.1q-1.8 | | 3z-(2z-7)=15 | | -9-x=2x+21 | | -41=x-5x+3 |

Equations solver categories