-3x^2+18x=34

Simple and best practice solution for -3x^2+18x=34 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 -3x^2+18x=34 equation:


Simplifying
-3x2 + 18x = 34

Reorder the terms:
18x + -3x2 = 34

Solving
18x + -3x2 = 34

Solving for variable 'x'.

Reorder the terms:
-34 + 18x + -3x2 = 34 + -34

Combine like terms: 34 + -34 = 0
-34 + 18x + -3x2 = 0

Begin completing the square.  Divide all terms by
-3 the coefficient of the squared term: 

Divide each side by '-3'.
11.33333333 + -6x + x2 = 0

Move the constant term to the right:

Add '-11.33333333' to each side of the equation.
11.33333333 + -6x + -11.33333333 + x2 = 0 + -11.33333333

Reorder the terms:
11.33333333 + -11.33333333 + -6x + x2 = 0 + -11.33333333

Combine like terms: 11.33333333 + -11.33333333 = 0.00000000
0.00000000 + -6x + x2 = 0 + -11.33333333
-6x + x2 = 0 + -11.33333333

Combine like terms: 0 + -11.33333333 = -11.33333333
-6x + x2 = -11.33333333

The x term is -6x.  Take half its coefficient (-3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
-6x + 9 + x2 = -11.33333333 + 9

Reorder the terms:
9 + -6x + x2 = -11.33333333 + 9

Combine like terms: -11.33333333 + 9 = -2.33333333
9 + -6x + x2 = -2.33333333

Factor a perfect square on the left side:
(x + -3)(x + -3) = -2.33333333

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 3(h+8)=-18 | | 4X+5=-4X+6 | | 5x-(6x+6)=3x-50 | | 2(d-10)+2=-8 | | y+10x=8 | | 2(y+1)-15=5 | | 24x^4y+21x^3= | | 10(5+W)=-3(W+5) | | 2-4x=5x+20 | | 2030+5x=-15 | | -15k-7k+-10=12 | | 1/38=2.25/x | | 7/3-7i | | 5x-31=x+5 | | 9x+27x^2= | | -12n+16n+-19=-13 | | -3a+8b+61=0 | | 27.00/2.25 | | 1/38=5.5/x | | 2(c-8)+-6=8 | | -2x+3(x-3)=-13 | | 11=-5x+21 | | a^4+8=11 | | 6-7x=5x-10x+8 | | 3x+4=-39 | | 10=2(c+1)+2 | | 7(3x-2)=5(2x-1) | | 24x-3(8x-18)=54 | | 6x+2(2x-3)=24 | | 7p-6p=-11 | | Y=0.25x^2+10x+80 | | 3x^(-1/2)=8 |

Equations solver categories