If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 40 = -16x2 + 122x + 3 Reorder the terms: 40 = 3 + 122x + -16x2 Solving 40 = 3 + 122x + -16x2 Solving for variable 'x'. Combine like terms: 40 + -3 = 37 37 + -122x + 16x2 = 3 + 122x + -16x2 + -3 + -122x + 16x2 Reorder the terms: 37 + -122x + 16x2 = 3 + -3 + 122x + -122x + -16x2 + 16x2 Combine like terms: 3 + -3 = 0 37 + -122x + 16x2 = 0 + 122x + -122x + -16x2 + 16x2 37 + -122x + 16x2 = 122x + -122x + -16x2 + 16x2 Combine like terms: 122x + -122x = 0 37 + -122x + 16x2 = 0 + -16x2 + 16x2 37 + -122x + 16x2 = -16x2 + 16x2 Combine like terms: -16x2 + 16x2 = 0 37 + -122x + 16x2 = 0 Begin completing the square. Divide all terms by 16 the coefficient of the squared term: Divide each side by '16'. 2.3125 + -7.625x + x2 = 0 Move the constant term to the right: Add '-2.3125' to each side of the equation. 2.3125 + -7.625x + -2.3125 + x2 = 0 + -2.3125 Reorder the terms: 2.3125 + -2.3125 + -7.625x + x2 = 0 + -2.3125 Combine like terms: 2.3125 + -2.3125 = 0.0000 0.0000 + -7.625x + x2 = 0 + -2.3125 -7.625x + x2 = 0 + -2.3125 Combine like terms: 0 + -2.3125 = -2.3125 -7.625x + x2 = -2.3125 The x term is -7.625x. Take half its coefficient (-3.8125). Square it (14.53515625) and add it to both sides. Add '14.53515625' to each side of the equation. -7.625x + 14.53515625 + x2 = -2.3125 + 14.53515625 Reorder the terms: 14.53515625 + -7.625x + x2 = -2.3125 + 14.53515625 Combine like terms: -2.3125 + 14.53515625 = 12.22265625 14.53515625 + -7.625x + x2 = 12.22265625 Factor a perfect square on the left side: (x + -3.8125)(x + -3.8125) = 12.22265625 Calculate the square root of the right side: 3.496091568 Break this problem into two subproblems by setting (x + -3.8125) equal to 3.496091568 and -3.496091568.Subproblem 1
x + -3.8125 = 3.496091568 Simplifying x + -3.8125 = 3.496091568 Reorder the terms: -3.8125 + x = 3.496091568 Solving -3.8125 + x = 3.496091568 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3.8125' to each side of the equation. -3.8125 + 3.8125 + x = 3.496091568 + 3.8125 Combine like terms: -3.8125 + 3.8125 = 0.0000 0.0000 + x = 3.496091568 + 3.8125 x = 3.496091568 + 3.8125 Combine like terms: 3.496091568 + 3.8125 = 7.308591568 x = 7.308591568 Simplifying x = 7.308591568Subproblem 2
x + -3.8125 = -3.496091568 Simplifying x + -3.8125 = -3.496091568 Reorder the terms: -3.8125 + x = -3.496091568 Solving -3.8125 + x = -3.496091568 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3.8125' to each side of the equation. -3.8125 + 3.8125 + x = -3.496091568 + 3.8125 Combine like terms: -3.8125 + 3.8125 = 0.0000 0.0000 + x = -3.496091568 + 3.8125 x = -3.496091568 + 3.8125 Combine like terms: -3.496091568 + 3.8125 = 0.316408432 x = 0.316408432 Simplifying x = 0.316408432Solution
The solution to the problem is based on the solutions from the subproblems. x = {7.308591568, 0.316408432}
| 51=12-x | | 5x-4*0=40 | | 4x^3+12x^2-4x-12=0 | | 75+39.95=39.95x | | 4x^2+12x^2-4x-12=0 | | (x-6)(x+6)=13 | | 5t+5/-10=70 | | 5+5/-10=70 | | n+n+9= | | 43=n+b | | -15a=-5+10 | | 2x+x/4=9 | | y=1/4*0-3 | | 14+-0.5y=x | | y=1/4*4-3 | | 9(6-a)=24 | | 3x+4t=27 | | 5(a+3)=18 | | 18=r+3 | | 4x-2y=33 | | 7(5-q)=20 | | 11-z1/6=-9 | | X^2-3=-3x+8x | | 2x-2*-4=4 | | 1/4(8x-4)=1/2x-6 | | 2x-2*0= | | 85-2x=43x+15 | | 5(x-2)=2x+11 | | 2x-2.0=4 | | 2.0-2y=4 | | 71-7= | | 7w-19=6+3w-1 |