If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 11x = -12x2 + 20 Reorder the terms: 11x = 20 + -12x2 Solving 11x = 20 + -12x2 Solving for variable 'x'. Reorder the terms: -20 + 11x + 12x2 = 20 + -12x2 + -20 + 12x2 Reorder the terms: -20 + 11x + 12x2 = 20 + -20 + -12x2 + 12x2 Combine like terms: 20 + -20 = 0 -20 + 11x + 12x2 = 0 + -12x2 + 12x2 -20 + 11x + 12x2 = -12x2 + 12x2 Combine like terms: -12x2 + 12x2 = 0 -20 + 11x + 12x2 = 0 Begin completing the square. Divide all terms by 12 the coefficient of the squared term: Divide each side by '12'. -1.666666667 + 0.9166666667x + x2 = 0 Move the constant term to the right: Add '1.666666667' to each side of the equation. -1.666666667 + 0.9166666667x + 1.666666667 + x2 = 0 + 1.666666667 Reorder the terms: -1.666666667 + 1.666666667 + 0.9166666667x + x2 = 0 + 1.666666667 Combine like terms: -1.666666667 + 1.666666667 = 0.000000000 0.000000000 + 0.9166666667x + x2 = 0 + 1.666666667 0.9166666667x + x2 = 0 + 1.666666667 Combine like terms: 0 + 1.666666667 = 1.666666667 0.9166666667x + x2 = 1.666666667 The x term is 0.9166666667x. Take half its coefficient (0.4583333334). Square it (0.2100694445) and add it to both sides. Add '0.2100694445' to each side of the equation. 0.9166666667x + 0.2100694445 + x2 = 1.666666667 + 0.2100694445 Reorder the terms: 0.2100694445 + 0.9166666667x + x2 = 1.666666667 + 0.2100694445 Combine like terms: 1.666666667 + 0.2100694445 = 1.8767361115 0.2100694445 + 0.9166666667x + x2 = 1.8767361115 Factor a perfect square on the left side: (x + 0.4583333334)(x + 0.4583333334) = 1.8767361115 Calculate the square root of the right side: 1.369940185 Break this problem into two subproblems by setting (x + 0.4583333334) equal to 1.369940185 and -1.369940185.Subproblem 1
x + 0.4583333334 = 1.369940185 Simplifying x + 0.4583333334 = 1.369940185 Reorder the terms: 0.4583333334 + x = 1.369940185 Solving 0.4583333334 + x = 1.369940185 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.4583333334' to each side of the equation. 0.4583333334 + -0.4583333334 + x = 1.369940185 + -0.4583333334 Combine like terms: 0.4583333334 + -0.4583333334 = 0.0000000000 0.0000000000 + x = 1.369940185 + -0.4583333334 x = 1.369940185 + -0.4583333334 Combine like terms: 1.369940185 + -0.4583333334 = 0.9116068516 x = 0.9116068516 Simplifying x = 0.9116068516Subproblem 2
x + 0.4583333334 = -1.369940185 Simplifying x + 0.4583333334 = -1.369940185 Reorder the terms: 0.4583333334 + x = -1.369940185 Solving 0.4583333334 + x = -1.369940185 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.4583333334' to each side of the equation. 0.4583333334 + -0.4583333334 + x = -1.369940185 + -0.4583333334 Combine like terms: 0.4583333334 + -0.4583333334 = 0.0000000000 0.0000000000 + x = -1.369940185 + -0.4583333334 x = -1.369940185 + -0.4583333334 Combine like terms: -1.369940185 + -0.4583333334 = -1.8282735184 x = -1.8282735184 Simplifying x = -1.8282735184Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.9116068516, -1.8282735184}
| 7do+d-4d-7=5d | | 4x-50=43 | | 4.50+.05x=20 | | -3(y-4y)+3=-2(5y-y)+6+16y | | 16p/7=2p-7/4 | | 1/2x-3/4=5/4 | | 5(a-4)+5=2(a-6) | | 3x-7(8-x)=13 | | 4(-1+9y)+3y=-4 | | F(x)=-3cos*2x | | 6x=-58-11y | | 7x+120=225 | | 4xsquared-225=0 | | (X-3)(x+4)=x(x)(x)+4 | | 2n+3a+7=-41 | | -4+11y+7-15y=14-23 | | C/5=10 | | -4+11y+7+15y=14-23 | | 11y+15y=-4+7+14-23 | | 3a^2+18a+15=0 | | 9(x-9)=9.9 | | 5(a+9)=89.5 | | 5x-48=90 | | Cosa=0.11 | | 0.4=2c-3 | | -121=11y | | -4+11y+7=14+15y-23 | | 2e-9=-8.4 | | 9x+8-6x=3x-2+x | | 18x-7=25 | | z^2-2iz-1+i=0 | | 8(a+7)=96 |