If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying (5x2 + -4x + -8) + (6x2 + -9x + 7) = 0 Reorder the terms: (-8 + -4x + 5x2) + (6x2 + -9x + 7) = 0 Remove parenthesis around (-8 + -4x + 5x2) -8 + -4x + 5x2 + (6x2 + -9x + 7) = 0 Reorder the terms: -8 + -4x + 5x2 + (7 + -9x + 6x2) = 0 Remove parenthesis around (7 + -9x + 6x2) -8 + -4x + 5x2 + 7 + -9x + 6x2 = 0 Reorder the terms: -8 + 7 + -4x + -9x + 5x2 + 6x2 = 0 Combine like terms: -8 + 7 = -1 -1 + -4x + -9x + 5x2 + 6x2 = 0 Combine like terms: -4x + -9x = -13x -1 + -13x + 5x2 + 6x2 = 0 Combine like terms: 5x2 + 6x2 = 11x2 -1 + -13x + 11x2 = 0 Solving -1 + -13x + 11x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 11 the coefficient of the squared term: Divide each side by '11'. -0.09090909091 + -1.181818182x + x2 = 0 Move the constant term to the right: Add '0.09090909091' to each side of the equation. -0.09090909091 + -1.181818182x + 0.09090909091 + x2 = 0 + 0.09090909091 Reorder the terms: -0.09090909091 + 0.09090909091 + -1.181818182x + x2 = 0 + 0.09090909091 Combine like terms: -0.09090909091 + 0.09090909091 = 0.00000000000 0.00000000000 + -1.181818182x + x2 = 0 + 0.09090909091 -1.181818182x + x2 = 0 + 0.09090909091 Combine like terms: 0 + 0.09090909091 = 0.09090909091 -1.181818182x + x2 = 0.09090909091 The x term is -1.181818182x. Take half its coefficient (-0.590909091). Square it (0.3491735538) and add it to both sides. Add '0.3491735538' to each side of the equation. -1.181818182x + 0.3491735538 + x2 = 0.09090909091 + 0.3491735538 Reorder the terms: 0.3491735538 + -1.181818182x + x2 = 0.09090909091 + 0.3491735538 Combine like terms: 0.09090909091 + 0.3491735538 = 0.44008264471 0.3491735538 + -1.181818182x + x2 = 0.44008264471 Factor a perfect square on the left side: (x + -0.590909091)(x + -0.590909091) = 0.44008264471 Calculate the square root of the right side: 0.663387251 Break this problem into two subproblems by setting (x + -0.590909091) equal to 0.663387251 and -0.663387251.Subproblem 1
x + -0.590909091 = 0.663387251 Simplifying x + -0.590909091 = 0.663387251 Reorder the terms: -0.590909091 + x = 0.663387251 Solving -0.590909091 + x = 0.663387251 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.590909091' to each side of the equation. -0.590909091 + 0.590909091 + x = 0.663387251 + 0.590909091 Combine like terms: -0.590909091 + 0.590909091 = 0.000000000 0.000000000 + x = 0.663387251 + 0.590909091 x = 0.663387251 + 0.590909091 Combine like terms: 0.663387251 + 0.590909091 = 1.254296342 x = 1.254296342 Simplifying x = 1.254296342Subproblem 2
x + -0.590909091 = -0.663387251 Simplifying x + -0.590909091 = -0.663387251 Reorder the terms: -0.590909091 + x = -0.663387251 Solving -0.590909091 + x = -0.663387251 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.590909091' to each side of the equation. -0.590909091 + 0.590909091 + x = -0.663387251 + 0.590909091 Combine like terms: -0.590909091 + 0.590909091 = 0.000000000 0.000000000 + x = -0.663387251 + 0.590909091 x = -0.663387251 + 0.590909091 Combine like terms: -0.663387251 + 0.590909091 = -0.07247816 x = -0.07247816 Simplifying x = -0.07247816Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.254296342, -0.07247816}
| 4(3x+4)=11x+5 | | K-2x=4kx | | -7=7d-5 | | (56r/8r) | | (c-5)d=2 | | 56r/8r | | 12y-11=29 | | 4+x=9-4x | | 11/4-t8 | | 4x-=2 | | (3x^2+5x+2)+(4x^2+3x+2)= | | 4Y+7-Y=4+2Y-8 | | 10x+190=360 | | cd=0 | | -2x-1+3x=14 | | 10a-20b=25 | | w-4~2/3=7/8 | | -2.5p=-65 | | 4x-5+2x+7=0 | | -1/5b=-1/15 | | -18-6k=6+9k | | 14/3-7/8 | | x-6=(3x)^(1/2) | | 15-(4m+4)=2+2m-15 | | -7/10y=2/5 | | -4(x+7)+105=3x+-7(x+-5) | | 12*x=42 | | w^3+8w^2+16w=0 | | 4(x+7)+105=3x-7(x-5) | | W=zr-3zt^2 | | 3/8w=-1/16 | | (a+6)(2a^2-5a)=a(a+6)+(2a-5)(a+6) |