If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -18x + 23 = 0 Reorder the terms: 23 + -18x + x2 = 0 Solving 23 + -18x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '-23' to each side of the equation. 23 + -18x + -23 + x2 = 0 + -23 Reorder the terms: 23 + -23 + -18x + x2 = 0 + -23 Combine like terms: 23 + -23 = 0 0 + -18x + x2 = 0 + -23 -18x + x2 = 0 + -23 Combine like terms: 0 + -23 = -23 -18x + x2 = -23 The x term is -18x. Take half its coefficient (-9). Square it (81) and add it to both sides. Add '81' to each side of the equation. -18x + 81 + x2 = -23 + 81 Reorder the terms: 81 + -18x + x2 = -23 + 81 Combine like terms: -23 + 81 = 58 81 + -18x + x2 = 58 Factor a perfect square on the left side: (x + -9)(x + -9) = 58 Calculate the square root of the right side: 7.615773106 Break this problem into two subproblems by setting (x + -9) equal to 7.615773106 and -7.615773106.Subproblem 1
x + -9 = 7.615773106 Simplifying x + -9 = 7.615773106 Reorder the terms: -9 + x = 7.615773106 Solving -9 + x = 7.615773106 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + x = 7.615773106 + 9 Combine like terms: -9 + 9 = 0 0 + x = 7.615773106 + 9 x = 7.615773106 + 9 Combine like terms: 7.615773106 + 9 = 16.615773106 x = 16.615773106 Simplifying x = 16.615773106Subproblem 2
x + -9 = -7.615773106 Simplifying x + -9 = -7.615773106 Reorder the terms: -9 + x = -7.615773106 Solving -9 + x = -7.615773106 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + x = -7.615773106 + 9 Combine like terms: -9 + 9 = 0 0 + x = -7.615773106 + 9 x = -7.615773106 + 9 Combine like terms: -7.615773106 + 9 = 1.384226894 x = 1.384226894 Simplifying x = 1.384226894Solution
The solution to the problem is based on the solutions from the subproblems. x = {16.615773106, 1.384226894}
| 16+4y+7x=0 | | 3(4x+5)=17x+11-5x+4 | | 19-3[a-6]=66 | | 5x+45x-9=10(5x+7) | | 5k^2-15k-270=0 | | 6=20d | | 9-6(3n-5)=3n+10 | | 4x+2x=3x-5+10 | | 6x+24x-9=6(5x+6) | | .25x+.75=.25x-1.25 | | (y^2)y= | | (y^2)(y^2)= | | 2[x-(4x+16)+6]=2(x+10) | | 4x+8=4x-3 | | -36x^2+12x+80=0 | | 3k+3.5=k+14 | | -36x^3+12x+80=0 | | .70+x=238 | | 56=21x | | 3x-5x=42 | | p^4-6p^2+1=0 | | 8x-14=2x+3 | | 4x+2x+27=180 | | 4x=73 | | 4.5x-3.5t=18.1 | | 6x=45+(x-3) | | 70x-592=34x+776 | | 3x=20-50 | | 4x+1300=40x-860 | | 7+4(2+15)=13 | | 8+(9+4)= | | 8f=6f+6 |