If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -9x2 + -8x + 5 = 0 Reorder the terms: 5 + -8x + -9x2 = 0 Solving 5 + -8x + -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'. -0.5555555556 + 0.8888888889x + x2 = 0 Move the constant term to the right: Add '0.5555555556' to each side of the equation. -0.5555555556 + 0.8888888889x + 0.5555555556 + x2 = 0 + 0.5555555556 Reorder the terms: -0.5555555556 + 0.5555555556 + 0.8888888889x + x2 = 0 + 0.5555555556 Combine like terms: -0.5555555556 + 0.5555555556 = 0.0000000000 0.0000000000 + 0.8888888889x + x2 = 0 + 0.5555555556 0.8888888889x + x2 = 0 + 0.5555555556 Combine like terms: 0 + 0.5555555556 = 0.5555555556 0.8888888889x + x2 = 0.5555555556 The x term is 0.8888888889x. Take half its coefficient (0.4444444445). Square it (0.1975308642) and add it to both sides. Add '0.1975308642' to each side of the equation. 0.8888888889x + 0.1975308642 + x2 = 0.5555555556 + 0.1975308642 Reorder the terms: 0.1975308642 + 0.8888888889x + x2 = 0.5555555556 + 0.1975308642 Combine like terms: 0.5555555556 + 0.1975308642 = 0.7530864198 0.1975308642 + 0.8888888889x + x2 = 0.7530864198 Factor a perfect square on the left side: (x + 0.4444444445)(x + 0.4444444445) = 0.7530864198 Calculate the square root of the right side: 0.86780552 Break this problem into two subproblems by setting (x + 0.4444444445) equal to 0.86780552 and -0.86780552.Subproblem 1
x + 0.4444444445 = 0.86780552 Simplifying x + 0.4444444445 = 0.86780552 Reorder the terms: 0.4444444445 + x = 0.86780552 Solving 0.4444444445 + x = 0.86780552 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.4444444445' to each side of the equation. 0.4444444445 + -0.4444444445 + x = 0.86780552 + -0.4444444445 Combine like terms: 0.4444444445 + -0.4444444445 = 0.0000000000 0.0000000000 + x = 0.86780552 + -0.4444444445 x = 0.86780552 + -0.4444444445 Combine like terms: 0.86780552 + -0.4444444445 = 0.4233610755 x = 0.4233610755 Simplifying x = 0.4233610755Subproblem 2
x + 0.4444444445 = -0.86780552 Simplifying x + 0.4444444445 = -0.86780552 Reorder the terms: 0.4444444445 + x = -0.86780552 Solving 0.4444444445 + x = -0.86780552 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.4444444445' to each side of the equation. 0.4444444445 + -0.4444444445 + x = -0.86780552 + -0.4444444445 Combine like terms: 0.4444444445 + -0.4444444445 = 0.0000000000 0.0000000000 + x = -0.86780552 + -0.4444444445 x = -0.86780552 + -0.4444444445 Combine like terms: -0.86780552 + -0.4444444445 = -1.3122499645 x = -1.3122499645 Simplifying x = -1.3122499645Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.4233610755, -1.3122499645}
| 9n+10n= | | 2(x+4)-x=16 | | 9n^2-n-10=0 | | 2a+0.20=0.60 | | 0.30x+6y=300x | | 2x+5+3x=-2+7x | | 9m^2-13m+4=0 | | 7=5+5x-6x | | -12+3q=3 | | -2x+14=-6x+6 | | -10n-(13n)= | | 10b^2-61b+72=0 | | 3x+(-2x)+x=x+6 | | 4x+1=7+2x | | 2x^2+29x-4.7=0 | | 32=x+10 | | 0.1x^2-7x+150=0 | | 3(3x+5)=21 | | 857456987+8855252= | | (3X-1)(2X+3)=X+2(X-1) | | 3(15e+37)e=12 | | 7(6-(-2x-6))=28x+126 | | 2p+-1=-11 | | 28=-9(7v-6) | | -4(4x-3x)-8(x+2)=x-2+6 | | 3-5=26 | | -5(1+3v)=-80 | | 180=2x+2x-20+x-8*5 | | 3(5x-3)=-4(2x-8) | | 24-5= | | 3(-2x)+3x+4=-2x+5 | | (n)+(2n+21)=180 |