If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9n2 + 7n = 3 Reorder the terms: 7n + 9n2 = 3 Solving 7n + 9n2 = 3 Solving for variable 'n'. Reorder the terms: -3 + 7n + 9n2 = 3 + -3 Combine like terms: 3 + -3 = 0 -3 + 7n + 9n2 = 0 Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. -0.3333333333 + 0.7777777778n + n2 = 0 Move the constant term to the right: Add '0.3333333333' to each side of the equation. -0.3333333333 + 0.7777777778n + 0.3333333333 + n2 = 0 + 0.3333333333 Reorder the terms: -0.3333333333 + 0.3333333333 + 0.7777777778n + n2 = 0 + 0.3333333333 Combine like terms: -0.3333333333 + 0.3333333333 = 0.0000000000 0.0000000000 + 0.7777777778n + n2 = 0 + 0.3333333333 0.7777777778n + n2 = 0 + 0.3333333333 Combine like terms: 0 + 0.3333333333 = 0.3333333333 0.7777777778n + n2 = 0.3333333333 The n term is 0.7777777778n. 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. 0.7777777778n + 0.1512345679 + n2 = 0.3333333333 + 0.1512345679 Reorder the terms: 0.1512345679 + 0.7777777778n + n2 = 0.3333333333 + 0.1512345679 Combine like terms: 0.3333333333 + 0.1512345679 = 0.4845679012 0.1512345679 + 0.7777777778n + n2 = 0.4845679012 Factor a perfect square on the left side: (n + 0.3888888889)(n + 0.3888888889) = 0.4845679012 Calculate the square root of the right side: 0.696109116 Break this problem into two subproblems by setting (n + 0.3888888889) equal to 0.696109116 and -0.696109116.Subproblem 1
n + 0.3888888889 = 0.696109116 Simplifying n + 0.3888888889 = 0.696109116 Reorder the terms: 0.3888888889 + n = 0.696109116 Solving 0.3888888889 + n = 0.696109116 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-0.3888888889' to each side of the equation. 0.3888888889 + -0.3888888889 + n = 0.696109116 + -0.3888888889 Combine like terms: 0.3888888889 + -0.3888888889 = 0.0000000000 0.0000000000 + n = 0.696109116 + -0.3888888889 n = 0.696109116 + -0.3888888889 Combine like terms: 0.696109116 + -0.3888888889 = 0.3072202271 n = 0.3072202271 Simplifying n = 0.3072202271Subproblem 2
n + 0.3888888889 = -0.696109116 Simplifying n + 0.3888888889 = -0.696109116 Reorder the terms: 0.3888888889 + n = -0.696109116 Solving 0.3888888889 + n = -0.696109116 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-0.3888888889' to each side of the equation. 0.3888888889 + -0.3888888889 + n = -0.696109116 + -0.3888888889 Combine like terms: 0.3888888889 + -0.3888888889 = 0.0000000000 0.0000000000 + n = -0.696109116 + -0.3888888889 n = -0.696109116 + -0.3888888889 Combine like terms: -0.696109116 + -0.3888888889 = -1.0849980049 n = -1.0849980049 Simplifying n = -1.0849980049Solution
The solution to the problem is based on the solutions from the subproblems. n = {0.3072202271, -1.0849980049}
| 1x+76+2x=5+x | | -4x-22=-6x+34 | | 3sin(2x-pi)=3 | | -8x-9x=170 | | -36-11x=16-7x | | 4x^3-32=y | | 5x-4x+4=-1 | | 8x-42=77+x | | (5)(lo(x^3))=45 | | (5)logarithm(x^3)=45 | | -42w^2=14w | | 4x-3x+6=-4 | | 3x-20+2x+15=60 | | (5)log(x^3)=45 | | y-11=3(x+2) | | 6h=3h | | -32y-24y=0 | | 80+.50x=50+.70x | | (18/5)/9= | | (18/5)/9 | | y^2+7y-4=-4y+6 | | x=-2y^2-4y+9 | | 5x+116+7x-32=180 | | 7.8-2.5x=16.3-7.5x | | 5x^2+18x-50=0 | | 8x^2-11+6x^2+4=180 | | 4.8=3.2d | | 18m^5n/6m^2n^4 | | 6q^2-5q=5q^2-7q+24 | | 6x-58+9x-92=90 | | 14x^4+4=180 | | Y+1(9+24)=21 |