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 + -71 = 0 Reorder the terms: -71 + -18x + x2 = 0 Solving -71 + -18x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '71' to each side of the equation. -71 + -18x + 71 + x2 = 0 + 71 Reorder the terms: -71 + 71 + -18x + x2 = 0 + 71 Combine like terms: -71 + 71 = 0 0 + -18x + x2 = 0 + 71 -18x + x2 = 0 + 71 Combine like terms: 0 + 71 = 71 -18x + x2 = 71 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 = 71 + 81 Reorder the terms: 81 + -18x + x2 = 71 + 81 Combine like terms: 71 + 81 = 152 81 + -18x + x2 = 152 Factor a perfect square on the left side: (x + -9)(x + -9) = 152 Calculate the square root of the right side: 12.328828006 Break this problem into two subproblems by setting (x + -9) equal to 12.328828006 and -12.328828006.Subproblem 1
x + -9 = 12.328828006 Simplifying x + -9 = 12.328828006 Reorder the terms: -9 + x = 12.328828006 Solving -9 + x = 12.328828006 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 = 12.328828006 + 9 Combine like terms: -9 + 9 = 0 0 + x = 12.328828006 + 9 x = 12.328828006 + 9 Combine like terms: 12.328828006 + 9 = 21.328828006 x = 21.328828006 Simplifying x = 21.328828006Subproblem 2
x + -9 = -12.328828006 Simplifying x + -9 = -12.328828006 Reorder the terms: -9 + x = -12.328828006 Solving -9 + x = -12.328828006 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 = -12.328828006 + 9 Combine like terms: -9 + 9 = 0 0 + x = -12.328828006 + 9 x = -12.328828006 + 9 Combine like terms: -12.328828006 + 9 = -3.328828006 x = -3.328828006 Simplifying x = -3.328828006Solution
The solution to the problem is based on the solutions from the subproblems. x = {21.328828006, -3.328828006}
| a^2+a=2 | | 9x^2-127x+54=0 | | y=5x^2-10x+5 | | x^2+2x-67=0 | | a^2-a=2 | | 9x-84=5x-12 | | 3(a+1)-5=3(x-1) | | -23+r=20 | | x-6+-6xy= | | 2A^2-4a+2=0 | | -0.5(7z+4)+0.2(5z-15)= | | x+y+-5= | | 2-3(-2)= | | 3(a+5)(A+5)=0 | | -3(2x)+6= | | 5b+.5=-4.75 | | (a-5)(a+4)=0 | | 4x-3=2y | | n+m+-5= | | 36x^2+63x-18=0 | | V+91=-23 | | 15=19+2(x-18) | | 14x+14=1847295720472956 | | 7x-8=4x-9 | | 12(1+2m)=-5(1-5m) | | 2a-(-3*2)=13 | | -7(8-3p)-1=6p+33 | | -3(x-3)=-(3x-5) | | 9-(9*2)=10x-x | | 3x=18+15x | | -19+6k=2(1-k)+5k | | -35+6r=5(8r-7) |