If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -9x + 9 = 0 Reorder the terms: 9 + -9x + x2 = 0 Solving 9 + -9x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '-9' to each side of the equation. 9 + -9x + -9 + x2 = 0 + -9 Reorder the terms: 9 + -9 + -9x + x2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -9x + x2 = 0 + -9 -9x + x2 = 0 + -9 Combine like terms: 0 + -9 = -9 -9x + x2 = -9 The x term is -9x. Take half its coefficient (-4.5). Square it (20.25) and add it to both sides. Add '20.25' to each side of the equation. -9x + 20.25 + x2 = -9 + 20.25 Reorder the terms: 20.25 + -9x + x2 = -9 + 20.25 Combine like terms: -9 + 20.25 = 11.25 20.25 + -9x + x2 = 11.25 Factor a perfect square on the left side: (x + -4.5)(x + -4.5) = 11.25 Calculate the square root of the right side: 3.354101966 Break this problem into two subproblems by setting (x + -4.5) equal to 3.354101966 and -3.354101966.Subproblem 1
x + -4.5 = 3.354101966 Simplifying x + -4.5 = 3.354101966 Reorder the terms: -4.5 + x = 3.354101966 Solving -4.5 + x = 3.354101966 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.5' to each side of the equation. -4.5 + 4.5 + x = 3.354101966 + 4.5 Combine like terms: -4.5 + 4.5 = 0.0 0.0 + x = 3.354101966 + 4.5 x = 3.354101966 + 4.5 Combine like terms: 3.354101966 + 4.5 = 7.854101966 x = 7.854101966 Simplifying x = 7.854101966Subproblem 2
x + -4.5 = -3.354101966 Simplifying x + -4.5 = -3.354101966 Reorder the terms: -4.5 + x = -3.354101966 Solving -4.5 + x = -3.354101966 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.5' to each side of the equation. -4.5 + 4.5 + x = -3.354101966 + 4.5 Combine like terms: -4.5 + 4.5 = 0.0 0.0 + x = -3.354101966 + 4.5 x = -3.354101966 + 4.5 Combine like terms: -3.354101966 + 4.5 = 1.145898034 x = 1.145898034 Simplifying x = 1.145898034Solution
The solution to the problem is based on the solutions from the subproblems. x = {7.854101966, 1.145898034}
| -x+5=3x+1 | | 5x^2-3x-4=0 | | 2x+35=11x-64 | | 2x+3=-0.33333333333+x | | -3x+8=17 | | m^2-n^2=0 | | 3x+2y=106 | | 2x+2=1x+2 | | x^2+3x-32=0 | | 5x+17=15x-73 | | 2p^2+p-1=0 | | 14X-33=4x+3 | | x(-x+5)=3 | | 5-4x=-0.33333333333+x | | sin(x)=cos(x)+tan(25)-x^3-25 | | 5-4x=-0.33+x | | 5-4x=-0.333333333+x | | 8n-27=53 | | x(x-1)(x-2)(x-3)=120960 | | -126-8x=7x+24 | | (2x)+(x-12)+x=180 | | 3a-7=a+5 | | 8x^3+24x^2+x+3=0 | | =-1.8 | | 0.3x-0.2(3-5x)=0.5(x-6) | | sinx=0.72 | | 4x^2-8x=80 | | 25x^2+45x=169 | | x^2+4x=91 | | 3y-12x=-3 | | 56-4x=5x+19 | | 28-(2x+5)=2(x+4)+x |