If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 15x2 + 31x = 10 Reorder the terms: 31x + 15x2 = 10 Solving 31x + 15x2 = 10 Solving for variable 'x'. Reorder the terms: -10 + 31x + 15x2 = 10 + -10 Combine like terms: 10 + -10 = 0 -10 + 31x + 15x2 = 0 Begin completing the square. Divide all terms by 15 the coefficient of the squared term: Divide each side by '15'. -0.6666666667 + 2.066666667x + x2 = 0 Move the constant term to the right: Add '0.6666666667' to each side of the equation. -0.6666666667 + 2.066666667x + 0.6666666667 + x2 = 0 + 0.6666666667 Reorder the terms: -0.6666666667 + 0.6666666667 + 2.066666667x + x2 = 0 + 0.6666666667 Combine like terms: -0.6666666667 + 0.6666666667 = 0.0000000000 0.0000000000 + 2.066666667x + x2 = 0 + 0.6666666667 2.066666667x + x2 = 0 + 0.6666666667 Combine like terms: 0 + 0.6666666667 = 0.6666666667 2.066666667x + x2 = 0.6666666667 The x term is 2.066666667x. Take half its coefficient (1.033333334). Square it (1.067777779) and add it to both sides. Add '1.067777779' to each side of the equation. 2.066666667x + 1.067777779 + x2 = 0.6666666667 + 1.067777779 Reorder the terms: 1.067777779 + 2.066666667x + x2 = 0.6666666667 + 1.067777779 Combine like terms: 0.6666666667 + 1.067777779 = 1.7344444457 1.067777779 + 2.066666667x + x2 = 1.7344444457 Factor a perfect square on the left side: (x + 1.033333334)(x + 1.033333334) = 1.7344444457 Calculate the square root of the right side: 1.316983085 Break this problem into two subproblems by setting (x + 1.033333334) equal to 1.316983085 and -1.316983085.Subproblem 1
x + 1.033333334 = 1.316983085 Simplifying x + 1.033333334 = 1.316983085 Reorder the terms: 1.033333334 + x = 1.316983085 Solving 1.033333334 + x = 1.316983085 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.033333334' to each side of the equation. 1.033333334 + -1.033333334 + x = 1.316983085 + -1.033333334 Combine like terms: 1.033333334 + -1.033333334 = 0.000000000 0.000000000 + x = 1.316983085 + -1.033333334 x = 1.316983085 + -1.033333334 Combine like terms: 1.316983085 + -1.033333334 = 0.283649751 x = 0.283649751 Simplifying x = 0.283649751Subproblem 2
x + 1.033333334 = -1.316983085 Simplifying x + 1.033333334 = -1.316983085 Reorder the terms: 1.033333334 + x = -1.316983085 Solving 1.033333334 + x = -1.316983085 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.033333334' to each side of the equation. 1.033333334 + -1.033333334 + x = -1.316983085 + -1.033333334 Combine like terms: 1.033333334 + -1.033333334 = 0.000000000 0.000000000 + x = -1.316983085 + -1.033333334 x = -1.316983085 + -1.033333334 Combine like terms: -1.316983085 + -1.033333334 = -2.350316419 x = -2.350316419 Simplifying x = -2.350316419Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.283649751, -2.350316419}
| 3x+5+4x=40 | | 0.2+0.3=0.74 | | 2x-12=5-8x | | -8+1=-3 | | X*4=45 | | 9-4k=0 | | (2-u)(4u+7)=0 | | 12x^2+48x=0 | | 12x^2-41x+24=0 | | -x^2+2x+15=0 | | 9x^2-3x=0 | | P(n)=7n-18 | | 2=5 | | 11x^2-1+10x=0 | | 8n^2+4n=12n | | 60x-3x=-13x | | g(x)=-2x-3 | | 1x+36=-1 | | 5(2x-4)+3x=30 | | -9(4b+1)+(37b-8)=0 | | 1x+9=-1 | | 12x+10x=3x | | 5ax+bx=25a^2-b^2 | | P=2s+15 | | 1.3q-5.1-2.3q=-2.0q-2.6 | | -5y+3=-6y+2 | | 11x+6-3=10x-3 | | 9-(6n)=33 | | 1937372812-2828288282= | | 3x^2+4-8x=0 | | 9-6n=33 | | 58-4x=14x+20 |