If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9x2 + -12x + -4 = 0 Reorder the terms: -4 + -12x + 9x2 = 0 Solving -4 + -12x + 9x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. -0.4444444444 + -1.333333333x + x2 = 0 Move the constant term to the right: Add '0.4444444444' to each side of the equation. -0.4444444444 + -1.333333333x + 0.4444444444 + x2 = 0 + 0.4444444444 Reorder the terms: -0.4444444444 + 0.4444444444 + -1.333333333x + x2 = 0 + 0.4444444444 Combine like terms: -0.4444444444 + 0.4444444444 = 0.0000000000 0.0000000000 + -1.333333333x + x2 = 0 + 0.4444444444 -1.333333333x + x2 = 0 + 0.4444444444 Combine like terms: 0 + 0.4444444444 = 0.4444444444 -1.333333333x + x2 = 0.4444444444 The x term is -1.333333333x. Take half its coefficient (-0.6666666665). Square it (0.4444444442) and add it to both sides. Add '0.4444444442' to each side of the equation. -1.333333333x + 0.4444444442 + x2 = 0.4444444444 + 0.4444444442 Reorder the terms: 0.4444444442 + -1.333333333x + x2 = 0.4444444444 + 0.4444444442 Combine like terms: 0.4444444444 + 0.4444444442 = 0.8888888886 0.4444444442 + -1.333333333x + x2 = 0.8888888886 Factor a perfect square on the left side: (x + -0.6666666665)(x + -0.6666666665) = 0.8888888886 Calculate the square root of the right side: 0.942809041 Break this problem into two subproblems by setting (x + -0.6666666665) equal to 0.942809041 and -0.942809041.Subproblem 1
x + -0.6666666665 = 0.942809041 Simplifying x + -0.6666666665 = 0.942809041 Reorder the terms: -0.6666666665 + x = 0.942809041 Solving -0.6666666665 + x = 0.942809041 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.6666666665' to each side of the equation. -0.6666666665 + 0.6666666665 + x = 0.942809041 + 0.6666666665 Combine like terms: -0.6666666665 + 0.6666666665 = 0.0000000000 0.0000000000 + x = 0.942809041 + 0.6666666665 x = 0.942809041 + 0.6666666665 Combine like terms: 0.942809041 + 0.6666666665 = 1.6094757075 x = 1.6094757075 Simplifying x = 1.6094757075Subproblem 2
x + -0.6666666665 = -0.942809041 Simplifying x + -0.6666666665 = -0.942809041 Reorder the terms: -0.6666666665 + x = -0.942809041 Solving -0.6666666665 + x = -0.942809041 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.6666666665' to each side of the equation. -0.6666666665 + 0.6666666665 + x = -0.942809041 + 0.6666666665 Combine like terms: -0.6666666665 + 0.6666666665 = 0.0000000000 0.0000000000 + x = -0.942809041 + 0.6666666665 x = -0.942809041 + 0.6666666665 Combine like terms: -0.942809041 + 0.6666666665 = -0.2761423745 x = -0.2761423745 Simplifying x = -0.2761423745Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.6094757075, -0.2761423745}
| t^2+20t+100= | | 6y=30+15x | | 9x+25=5x+125 | | 67-7x=11x+23 | | 9-9x=125-37x | | -48-9x=7x+16 | | 6x+8=-76-8x | | 117-5x=3x+5 | | 8+5x=20+x | | 5x+28=13x-60 | | 7x-5=10x-11 | | 2x^2+9x+20.25=38.25 | | -3x+5+6(x+1)=2x+3 | | 2(x-4)=10+5x | | 6x-(x+8)=-53 | | 2(3x+4)+6(x-8)=32 | | .3x+.7y=5.3 | | .3x+.7*4=5.3 | | -3x+2xy+4y-xy+2x-11y= | | (328.62)-(98.6)= | | (-.75)(-.4)= | | (6)-(2)= | | 5x=3x-8 | | (10)+(-45)= | | 2x(y-z)+x(y+z)= | | 36x-8n= | | 4x^2-10x-5=0 | | x^8+5x^4-36=0 | | 30x^2-60=0 | | 8x(x-2)-20=5x(x-4) | | -7y+39=-4(y-3) | | x^2+32+256=0 |