If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 77 + -72x + 12x2 = 0 Solving 77 + -72x + 12x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 12 the coefficient of the squared term: Divide each side by '12'. 6.416666667 + -6x + x2 = 0 Move the constant term to the right: Add '-6.416666667' to each side of the equation. 6.416666667 + -6x + -6.416666667 + x2 = 0 + -6.416666667 Reorder the terms: 6.416666667 + -6.416666667 + -6x + x2 = 0 + -6.416666667 Combine like terms: 6.416666667 + -6.416666667 = 0.000000000 0.000000000 + -6x + x2 = 0 + -6.416666667 -6x + x2 = 0 + -6.416666667 Combine like terms: 0 + -6.416666667 = -6.416666667 -6x + x2 = -6.416666667 The x term is -6x. Take half its coefficient (-3). Square it (9) and add it to both sides. Add '9' to each side of the equation. -6x + 9 + x2 = -6.416666667 + 9 Reorder the terms: 9 + -6x + x2 = -6.416666667 + 9 Combine like terms: -6.416666667 + 9 = 2.583333333 9 + -6x + x2 = 2.583333333 Factor a perfect square on the left side: (x + -3)(x + -3) = 2.583333333 Calculate the square root of the right side: 1.607275127 Break this problem into two subproblems by setting (x + -3) equal to 1.607275127 and -1.607275127.Subproblem 1
x + -3 = 1.607275127 Simplifying x + -3 = 1.607275127 Reorder the terms: -3 + x = 1.607275127 Solving -3 + x = 1.607275127 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = 1.607275127 + 3 Combine like terms: -3 + 3 = 0 0 + x = 1.607275127 + 3 x = 1.607275127 + 3 Combine like terms: 1.607275127 + 3 = 4.607275127 x = 4.607275127 Simplifying x = 4.607275127Subproblem 2
x + -3 = -1.607275127 Simplifying x + -3 = -1.607275127 Reorder the terms: -3 + x = -1.607275127 Solving -3 + x = -1.607275127 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = -1.607275127 + 3 Combine like terms: -3 + 3 = 0 0 + x = -1.607275127 + 3 x = -1.607275127 + 3 Combine like terms: -1.607275127 + 3 = 1.392724873 x = 1.392724873 Simplifying x = 1.392724873Solution
The solution to the problem is based on the solutions from the subproblems. x = {4.607275127, 1.392724873}
| 6r+7=331 | | -5x+2y=24 | | 23+5=11 | | 81=8y+y | | 2(9-x)=3(x+16) | | x+22.4a=8 | | 5(x+7)=12 | | 72=18w-9w | | x^2+x-2ix-i-3=0 | | -20=1-7p | | 36/54=2.x/6 | | 7x+13x-4=5(4x+8) | | 4x+6=7-3x | | p/3.20=2.3 | | 25n-49=0 | | 7a+9=3-15a | | -14+5x=21 | | -3(4y-8)=36 | | f(x)=2x^3-3x^2+3x-2 | | -3(4y-8)=6 | | 9(2x-5)=3(4x+7) | | x+5+4x-60=119 | | 9u+45=6(u+3) | | 3x-13=-5 | | 2(4x-3)=5(2x-5) | | 3x=5(x+5)-3 | | 2x(4x-3)=5 | | x-4+60=175 | | 50=-13+7x | | 3x^2=372 | | 3(x+13)=10(x-1) | | x-4+60=90 |