If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -10x + -18 = 0 Reorder the terms: -18 + -10x + x2 = 0 Solving -18 + -10x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '18' to each side of the equation. -18 + -10x + 18 + x2 = 0 + 18 Reorder the terms: -18 + 18 + -10x + x2 = 0 + 18 Combine like terms: -18 + 18 = 0 0 + -10x + x2 = 0 + 18 -10x + x2 = 0 + 18 Combine like terms: 0 + 18 = 18 -10x + x2 = 18 The x term is -10x. Take half its coefficient (-5). Square it (25) and add it to both sides. Add '25' to each side of the equation. -10x + 25 + x2 = 18 + 25 Reorder the terms: 25 + -10x + x2 = 18 + 25 Combine like terms: 18 + 25 = 43 25 + -10x + x2 = 43 Factor a perfect square on the left side: (x + -5)(x + -5) = 43 Calculate the square root of the right side: 6.557438524 Break this problem into two subproblems by setting (x + -5) equal to 6.557438524 and -6.557438524.Subproblem 1
x + -5 = 6.557438524 Simplifying x + -5 = 6.557438524 Reorder the terms: -5 + x = 6.557438524 Solving -5 + x = 6.557438524 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + x = 6.557438524 + 5 Combine like terms: -5 + 5 = 0 0 + x = 6.557438524 + 5 x = 6.557438524 + 5 Combine like terms: 6.557438524 + 5 = 11.557438524 x = 11.557438524 Simplifying x = 11.557438524Subproblem 2
x + -5 = -6.557438524 Simplifying x + -5 = -6.557438524 Reorder the terms: -5 + x = -6.557438524 Solving -5 + x = -6.557438524 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + x = -6.557438524 + 5 Combine like terms: -5 + 5 = 0 0 + x = -6.557438524 + 5 x = -6.557438524 + 5 Combine like terms: -6.557438524 + 5 = -1.557438524 x = -1.557438524 Simplifying x = -1.557438524Solution
The solution to the problem is based on the solutions from the subproblems. x = {11.557438524, -1.557438524}
| 1.5x-1=.8x+5 | | n-6=10-y | | p(p+17)=-60 | | (3x+6)=(4x-6) | | 9/10(x+3)-9/20x | | 4x-9x=105 | | 0.13x+0.7(x-4)=0.01(3x-4) | | 12+5S=33+3S | | 91=1/27(b+12) | | 3x-7=4x-21 | | 2a-4=30a | | 9x-(5-1)=-7 | | (3x+5)(7x-4)= | | 49x-x^2=0 | | (1/5x)+(2/3)=1/6x | | 5x-9=1x | | x+4y=x-3 | | 1/2(4x-8) | | 2x-5=10-3x | | 3(x-1)=8x-13 | | -4x^4+x^9= | | 3m+4=7m | | (y/6)-(y/5) | | 1/2(4x-8)+3x+6=90 | | 2w+2(3w+4)=28 | | 3x+11/4+x+18/7=8 | | m^2=-1m | | y=3-2x+2 | | 2(12b+7)+9b+1=180 | | (12x+72)+(x^2)=180 | | 3v^2+10v=8 | | x+9=9x+10 |