7x^2+3x+46=0

Simple and best practice solution for 7x^2+3x+46=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 7x^2+3x+46=0 equation:


Simplifying
7x2 + 3x + 46 = 0

Reorder the terms:
46 + 3x + 7x2 = 0

Solving
46 + 3x + 7x2 = 0

Solving for variable 'x'.

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

Divide each side by '7'.
6.571428571 + 0.4285714286x + x2 = 0

Move the constant term to the right:

Add '-6.571428571' to each side of the equation.
6.571428571 + 0.4285714286x + -6.571428571 + x2 = 0 + -6.571428571

Reorder the terms:
6.571428571 + -6.571428571 + 0.4285714286x + x2 = 0 + -6.571428571

Combine like terms: 6.571428571 + -6.571428571 = 0.000000000
0.000000000 + 0.4285714286x + x2 = 0 + -6.571428571
0.4285714286x + x2 = 0 + -6.571428571

Combine like terms: 0 + -6.571428571 = -6.571428571
0.4285714286x + x2 = -6.571428571

The x term is 0.4285714286x.  Take half its coefficient (0.2142857143).
Square it (0.04591836735) and add it to both sides.

Add '0.04591836735' to each side of the equation.
0.4285714286x + 0.04591836735 + x2 = -6.571428571 + 0.04591836735

Reorder the terms:
0.04591836735 + 0.4285714286x + x2 = -6.571428571 + 0.04591836735

Combine like terms: -6.571428571 + 0.04591836735 = -6.52551020365
0.04591836735 + 0.4285714286x + x2 = -6.52551020365

Factor a perfect square on the left side:
(x + 0.2142857143)(x + 0.2142857143) = -6.52551020365

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| -80=-5(-4b) | | 2x-(4-3x)=12+3(x-5) | | 3a-49=-7 | | 2x-(4-3x)=12+3(x+5) | | 14.1-0.3x=1.3x-4.2 | | (5x+3)=48 | | 4*7+7y=84 | | 4x+12=75-3x | | 4x+7(0)=84 | | 12-3x=-2(4-x) | | 20x+14+11x=-47 | | 11x-42=-2 | | 28=6x | | 1.5x+7.4=-1.8x-6.9 | | 2x+2+5x-10=90 | | 4*0+7y=84 | | (5x+1)+(2x+14)=90 | | (2x+4)+(6x+20)=180 | | 3-3= | | 3x-y=6 | | -5=3x+4 | | 9+5x=57+x | | -15x+73=26 | | -3(x-6)+5=-4 | | 3*2+5y=15 | | -9x+3y=3 | | 3-1+5y=15 | | -9x+3=3 | | 3x+5y=15 | | 4x-1=13x-100 | | 14x+3x-40=11 | | 21x-42+20=4x+12 |

Equations solver categories