If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9x2 + -13x + -8 = 0 Reorder the terms: -8 + -13x + 9x2 = 0 Solving -8 + -13x + 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'. -0.8888888889 + -1.444444444x + x2 = 0 Move the constant term to the right: Add '0.8888888889' to each side of the equation. -0.8888888889 + -1.444444444x + 0.8888888889 + x2 = 0 + 0.8888888889 Reorder the terms: -0.8888888889 + 0.8888888889 + -1.444444444x + x2 = 0 + 0.8888888889 Combine like terms: -0.8888888889 + 0.8888888889 = 0.0000000000 0.0000000000 + -1.444444444x + x2 = 0 + 0.8888888889 -1.444444444x + x2 = 0 + 0.8888888889 Combine like terms: 0 + 0.8888888889 = 0.8888888889 -1.444444444x + x2 = 0.8888888889 The x term is -1.444444444x. Take half its coefficient (-0.722222222). Square it (0.5216049380) and add it to both sides. Add '0.5216049380' to each side of the equation. -1.444444444x + 0.5216049380 + x2 = 0.8888888889 + 0.5216049380 Reorder the terms: 0.5216049380 + -1.444444444x + x2 = 0.8888888889 + 0.5216049380 Combine like terms: 0.8888888889 + 0.5216049380 = 1.4104938269 0.5216049380 + -1.444444444x + x2 = 1.4104938269 Factor a perfect square on the left side: (x + -0.722222222)(x + -0.722222222) = 1.4104938269 Calculate the square root of the right side: 1.187642129 Break this problem into two subproblems by setting (x + -0.722222222) equal to 1.187642129 and -1.187642129.Subproblem 1
x + -0.722222222 = 1.187642129 Simplifying x + -0.722222222 = 1.187642129 Reorder the terms: -0.722222222 + x = 1.187642129 Solving -0.722222222 + x = 1.187642129 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.722222222' to each side of the equation. -0.722222222 + 0.722222222 + x = 1.187642129 + 0.722222222 Combine like terms: -0.722222222 + 0.722222222 = 0.000000000 0.000000000 + x = 1.187642129 + 0.722222222 x = 1.187642129 + 0.722222222 Combine like terms: 1.187642129 + 0.722222222 = 1.909864351 x = 1.909864351 Simplifying x = 1.909864351Subproblem 2
x + -0.722222222 = -1.187642129 Simplifying x + -0.722222222 = -1.187642129 Reorder the terms: -0.722222222 + x = -1.187642129 Solving -0.722222222 + x = -1.187642129 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.722222222' to each side of the equation. -0.722222222 + 0.722222222 + x = -1.187642129 + 0.722222222 Combine like terms: -0.722222222 + 0.722222222 = 0.000000000 0.000000000 + x = -1.187642129 + 0.722222222 x = -1.187642129 + 0.722222222 Combine like terms: -1.187642129 + 0.722222222 = -0.465419907 x = -0.465419907 Simplifying x = -0.465419907Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.909864351, -0.465419907}
| 2x+1.3=6.1 | | 8(8y)-13y=0 | | x-9=17-x | | 5(13y)-8y=0 | | 4x^2-20x=6(-5+x) | | 150000*0.08/[1-(1.08)-4^] | | r(240w)=3600 | | (y^2*(1/x))^9*(1/y^9)= | | 0.8x+5.2=3.2 | | 8-(x/-6)=-24 | | 4cosx-4sinx=0 | | x/(3-x)=1 | | 8(1.6)-13y=0 | | 4x+6=4(x+3) | | 5(1.625y)-8y=0 | | 17935=.15x | | 24z-2-2z-6=19z+19 | | 6(4z-1)-2(z+3)=19(z+1) | | 3+3(x-7)=6-8(x-1) | | 14x+8=400 | | 12x^2+37x+7=0 | | -28=5x-7 | | 8x-13y=0 | | 4*m=27 | | -4x+3-3=x | | 3x+-33=2x+26 | | 13x-13-8y=0 | | (2x+-5)=95 | | -4x+21=x+1 | | 32-7(x-5)=3(x-1) | | y+3z=7+4x | | -5x-2-3x=0 |