If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9x2 + -40x + 40 = 0 Reorder the terms: 40 + -40x + 9x2 = 0 Solving 40 + -40x + 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'. 4.444444444 + -4.444444444x + x2 = 0 Move the constant term to the right: Add '-4.444444444' to each side of the equation. 4.444444444 + -4.444444444x + -4.444444444 + x2 = 0 + -4.444444444 Reorder the terms: 4.444444444 + -4.444444444 + -4.444444444x + x2 = 0 + -4.444444444 Combine like terms: 4.444444444 + -4.444444444 = 0.000000000 0.000000000 + -4.444444444x + x2 = 0 + -4.444444444 -4.444444444x + x2 = 0 + -4.444444444 Combine like terms: 0 + -4.444444444 = -4.444444444 -4.444444444x + x2 = -4.444444444 The x term is -4.444444444x. Take half its coefficient (-2.222222222). Square it (4.938271604) and add it to both sides. Add '4.938271604' to each side of the equation. -4.444444444x + 4.938271604 + x2 = -4.444444444 + 4.938271604 Reorder the terms: 4.938271604 + -4.444444444x + x2 = -4.444444444 + 4.938271604 Combine like terms: -4.444444444 + 4.938271604 = 0.49382716 4.938271604 + -4.444444444x + x2 = 0.49382716 Factor a perfect square on the left side: (x + -2.222222222)(x + -2.222222222) = 0.49382716 Calculate the square root of the right side: 0.702728369 Break this problem into two subproblems by setting (x + -2.222222222) equal to 0.702728369 and -0.702728369.Subproblem 1
x + -2.222222222 = 0.702728369 Simplifying x + -2.222222222 = 0.702728369 Reorder the terms: -2.222222222 + x = 0.702728369 Solving -2.222222222 + x = 0.702728369 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.222222222' to each side of the equation. -2.222222222 + 2.222222222 + x = 0.702728369 + 2.222222222 Combine like terms: -2.222222222 + 2.222222222 = 0.000000000 0.000000000 + x = 0.702728369 + 2.222222222 x = 0.702728369 + 2.222222222 Combine like terms: 0.702728369 + 2.222222222 = 2.924950591 x = 2.924950591 Simplifying x = 2.924950591Subproblem 2
x + -2.222222222 = -0.702728369 Simplifying x + -2.222222222 = -0.702728369 Reorder the terms: -2.222222222 + x = -0.702728369 Solving -2.222222222 + x = -0.702728369 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.222222222' to each side of the equation. -2.222222222 + 2.222222222 + x = -0.702728369 + 2.222222222 Combine like terms: -2.222222222 + 2.222222222 = 0.000000000 0.000000000 + x = -0.702728369 + 2.222222222 x = -0.702728369 + 2.222222222 Combine like terms: -0.702728369 + 2.222222222 = 1.519493853 x = 1.519493853 Simplifying x = 1.519493853Solution
The solution to the problem is based on the solutions from the subproblems. x = {2.924950591, 1.519493853}
| 2m^2+6m+1=0 | | 4z+9=13 | | .75x+.25x-6=-5 | | 0.07(3x)+0.04x=1900 | | x/x-5+9=5/x-5 | | 2(r+3)+2=(r+6)3 | | 0.04(3x)+0.07x=1900 | | 5+.50y= | | 11x+7=10x | | 10x-57=-25 | | 7x+3=2x+7 | | 8x+3=6x+9 | | 0.05(6000)+0.01x=0.04 | | 2.3x+4.4x-3.7=16.4 | | -2r+2=18 | | y^2+4y-35=5y-5 | | .5(3x-35)=5x | | 6y=-7(x-6) | | 214-3x=42x+19 | | .875x-.75=5 | | 3-(-4+x)=12-3x | | -3(t-2)+5t=6t-6 | | 257x=11,565 | | 5a^3b^3-15a^5b^5=0 | | 5.67x+5.67=11.34 | | 8y*3y= | | 9(x+4)-5=33-3x-2+12x | | 6x-2x=-8 | | -19+74=5(x+3) | | 4/3p=3/2p+4/3 | | 4m-12=17 | | 9-6x=14+7x |