If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9x2 + 7x + -68 = 0 Reorder the terms: -68 + 7x + 9x2 = 0 Solving -68 + 7x + 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'. -7.555555556 + 0.7777777778x + x2 = 0 Move the constant term to the right: Add '7.555555556' to each side of the equation. -7.555555556 + 0.7777777778x + 7.555555556 + x2 = 0 + 7.555555556 Reorder the terms: -7.555555556 + 7.555555556 + 0.7777777778x + x2 = 0 + 7.555555556 Combine like terms: -7.555555556 + 7.555555556 = 0.000000000 0.000000000 + 0.7777777778x + x2 = 0 + 7.555555556 0.7777777778x + x2 = 0 + 7.555555556 Combine like terms: 0 + 7.555555556 = 7.555555556 0.7777777778x + x2 = 7.555555556 The x term is 0.7777777778x. Take half its coefficient (0.3888888889). Square it (0.1512345679) and add it to both sides. Add '0.1512345679' to each side of the equation. 0.7777777778x + 0.1512345679 + x2 = 7.555555556 + 0.1512345679 Reorder the terms: 0.1512345679 + 0.7777777778x + x2 = 7.555555556 + 0.1512345679 Combine like terms: 7.555555556 + 0.1512345679 = 7.7067901239 0.1512345679 + 0.7777777778x + x2 = 7.7067901239 Factor a perfect square on the left side: (x + 0.3888888889)(x + 0.3888888889) = 7.7067901239 Calculate the square root of the right side: 2.776110611 Break this problem into two subproblems by setting (x + 0.3888888889) equal to 2.776110611 and -2.776110611.Subproblem 1
x + 0.3888888889 = 2.776110611 Simplifying x + 0.3888888889 = 2.776110611 Reorder the terms: 0.3888888889 + x = 2.776110611 Solving 0.3888888889 + x = 2.776110611 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.3888888889' to each side of the equation. 0.3888888889 + -0.3888888889 + x = 2.776110611 + -0.3888888889 Combine like terms: 0.3888888889 + -0.3888888889 = 0.0000000000 0.0000000000 + x = 2.776110611 + -0.3888888889 x = 2.776110611 + -0.3888888889 Combine like terms: 2.776110611 + -0.3888888889 = 2.3872217221 x = 2.3872217221 Simplifying x = 2.3872217221Subproblem 2
x + 0.3888888889 = -2.776110611 Simplifying x + 0.3888888889 = -2.776110611 Reorder the terms: 0.3888888889 + x = -2.776110611 Solving 0.3888888889 + x = -2.776110611 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.3888888889' to each side of the equation. 0.3888888889 + -0.3888888889 + x = -2.776110611 + -0.3888888889 Combine like terms: 0.3888888889 + -0.3888888889 = 0.0000000000 0.0000000000 + x = -2.776110611 + -0.3888888889 x = -2.776110611 + -0.3888888889 Combine like terms: -2.776110611 + -0.3888888889 = -3.1649994999 x = -3.1649994999 Simplifying x = -3.1649994999Solution
The solution to the problem is based on the solutions from the subproblems. x = {2.3872217221, -3.1649994999}
| 4d+9=9+4d | | 15=33y | | 2x+43-4x=2-6x+5 | | 4x+9=2x+33 | | x^2-y^2+2y-1=0 | | 5[u+1]=50+4u | | (9x+10)2=200 | | 9x-y=70 | | 4(2y+1)=2(12a-y)y | | m=8/3,b=2/3 | | f(8)=4ln((2x)-8) | | (x+7)4=8 | | 10x-50=180 | | y=-10x+109 | | 5(x+3)=2(x+6)x | | -16x+5=53 | | -5(3x-2)=-32 | | 6r-1=11+8r | | 16/81x^4-625 | | Z-14=25 | | x^3=-97 | | 2/5x-5= | | 3b+8=41 | | 3-3x^2=f(x) | | 14-3x+x=x | | 29=3/4x=-25 | | 2x+6=9x-50 | | 3[x-2(x-5)]-1=-3(2x-5) | | 2-(0.5)n=3n+16 | | N-7.25=4 | | 26.02+.18x=30.52 | | x^2+0.6x-0.16=0 |