x^2-3x=44

Simple and best practice solution for x^2-3x=44 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 x^2-3x=44 equation:


Simplifying
x2 + -3x = 44

Reorder the terms:
-3x + x2 = 44

Solving
-3x + x2 = 44

Solving for variable 'x'.

Reorder the terms:
-44 + -3x + x2 = 44 + -44

Combine like terms: 44 + -44 = 0
-44 + -3x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '44' to each side of the equation.
-44 + -3x + 44 + x2 = 0 + 44

Reorder the terms:
-44 + 44 + -3x + x2 = 0 + 44

Combine like terms: -44 + 44 = 0
0 + -3x + x2 = 0 + 44
-3x + x2 = 0 + 44

Combine like terms: 0 + 44 = 44
-3x + x2 = 44

The x term is -3x.  Take half its coefficient (-1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
-3x + 2.25 + x2 = 44 + 2.25

Reorder the terms:
2.25 + -3x + x2 = 44 + 2.25

Combine like terms: 44 + 2.25 = 46.25
2.25 + -3x + x2 = 46.25

Factor a perfect square on the left side:
(x + -1.5)(x + -1.5) = 46.25

Calculate the square root of the right side: 6.800735254

Break this problem into two subproblems by setting 
(x + -1.5) equal to 6.800735254 and -6.800735254.

Subproblem 1

x + -1.5 = 6.800735254 Simplifying x + -1.5 = 6.800735254 Reorder the terms: -1.5 + x = 6.800735254 Solving -1.5 + x = 6.800735254 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.5' to each side of the equation. -1.5 + 1.5 + x = 6.800735254 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + x = 6.800735254 + 1.5 x = 6.800735254 + 1.5 Combine like terms: 6.800735254 + 1.5 = 8.300735254 x = 8.300735254 Simplifying x = 8.300735254

Subproblem 2

x + -1.5 = -6.800735254 Simplifying x + -1.5 = -6.800735254 Reorder the terms: -1.5 + x = -6.800735254 Solving -1.5 + x = -6.800735254 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.5' to each side of the equation. -1.5 + 1.5 + x = -6.800735254 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + x = -6.800735254 + 1.5 x = -6.800735254 + 1.5 Combine like terms: -6.800735254 + 1.5 = -5.300735254 x = -5.300735254 Simplifying x = -5.300735254

Solution

The solution to the problem is based on the solutions from the subproblems. x = {8.300735254, -5.300735254}

See similar equations:

| g(4)=8x^2+9x-7 | | x(6x-2)+7(x+9)=63 | | 2a+3s=44 | | 18x-13=8-12x+4 | | x(6x-2)+7(x+9)=1 | | 3x-10=4x+5 | | 1.5x+2=2+1.5x | | (3x+5)(2x-10)=0 | | f(x)=2x^2+5x+1 | | (a+6)(a-1)=0 | | X+(6n)=21 | | 3/m=m/27 | | (10-2x)(6-2x)=12 | | 6x+6-4x=5x-9 | | 1.01x+2x= | | y=2x^2+7x-8 | | x(6x-2)+7(x+9)=0 | | 150=15xw | | 3a+5b=41.10 | | 15+6x=0.5(32+12x)-1 | | 9(a-2)+15=32 | | 32-8v=8 | | 128/2=z | | -9=16+v/3 | | xx=1 | | y=-10x+90 | | 22y^2w^4x^9+18v^8w^6= | | r^3-2r^2-21r-18=0 | | (4x+14)(7x-2)=1 | | 120x-1,000+32x=64 | | (4x+14)(7x-2)=100 | | 5x+2y=27.7 |

Equations solver categories