If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying (4x2 + 9x + 2) + (5x2 + 8x + -7) = 0 Reorder the terms: (2 + 9x + 4x2) + (5x2 + 8x + -7) = 0 Remove parenthesis around (2 + 9x + 4x2) 2 + 9x + 4x2 + (5x2 + 8x + -7) = 0 Reorder the terms: 2 + 9x + 4x2 + (-7 + 8x + 5x2) = 0 Remove parenthesis around (-7 + 8x + 5x2) 2 + 9x + 4x2 + -7 + 8x + 5x2 = 0 Reorder the terms: 2 + -7 + 9x + 8x + 4x2 + 5x2 = 0 Combine like terms: 2 + -7 = -5 -5 + 9x + 8x + 4x2 + 5x2 = 0 Combine like terms: 9x + 8x = 17x -5 + 17x + 4x2 + 5x2 = 0 Combine like terms: 4x2 + 5x2 = 9x2 -5 + 17x + 9x2 = 0 Solving -5 + 17x + 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'. -0.5555555556 + 1.888888889x + x2 = 0 Move the constant term to the right: Add '0.5555555556' to each side of the equation. -0.5555555556 + 1.888888889x + 0.5555555556 + x2 = 0 + 0.5555555556 Reorder the terms: -0.5555555556 + 0.5555555556 + 1.888888889x + x2 = 0 + 0.5555555556 Combine like terms: -0.5555555556 + 0.5555555556 = 0.0000000000 0.0000000000 + 1.888888889x + x2 = 0 + 0.5555555556 1.888888889x + x2 = 0 + 0.5555555556 Combine like terms: 0 + 0.5555555556 = 0.5555555556 1.888888889x + x2 = 0.5555555556 The x term is 1.888888889x. Take half its coefficient (0.9444444445). Square it (0.8919753087) and add it to both sides. Add '0.8919753087' to each side of the equation. 1.888888889x + 0.8919753087 + x2 = 0.5555555556 + 0.8919753087 Reorder the terms: 0.8919753087 + 1.888888889x + x2 = 0.5555555556 + 0.8919753087 Combine like terms: 0.5555555556 + 0.8919753087 = 1.4475308643 0.8919753087 + 1.888888889x + x2 = 1.4475308643 Factor a perfect square on the left side: (x + 0.9444444445)(x + 0.9444444445) = 1.4475308643 Calculate the square root of the right side: 1.203133768 Break this problem into two subproblems by setting (x + 0.9444444445) equal to 1.203133768 and -1.203133768.Subproblem 1
x + 0.9444444445 = 1.203133768 Simplifying x + 0.9444444445 = 1.203133768 Reorder the terms: 0.9444444445 + x = 1.203133768 Solving 0.9444444445 + x = 1.203133768 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.9444444445' to each side of the equation. 0.9444444445 + -0.9444444445 + x = 1.203133768 + -0.9444444445 Combine like terms: 0.9444444445 + -0.9444444445 = 0.0000000000 0.0000000000 + x = 1.203133768 + -0.9444444445 x = 1.203133768 + -0.9444444445 Combine like terms: 1.203133768 + -0.9444444445 = 0.2586893235 x = 0.2586893235 Simplifying x = 0.2586893235Subproblem 2
x + 0.9444444445 = -1.203133768 Simplifying x + 0.9444444445 = -1.203133768 Reorder the terms: 0.9444444445 + x = -1.203133768 Solving 0.9444444445 + x = -1.203133768 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.9444444445' to each side of the equation. 0.9444444445 + -0.9444444445 + x = -1.203133768 + -0.9444444445 Combine like terms: 0.9444444445 + -0.9444444445 = 0.0000000000 0.0000000000 + x = -1.203133768 + -0.9444444445 x = -1.203133768 + -0.9444444445 Combine like terms: -1.203133768 + -0.9444444445 = -2.1475782125 x = -2.1475782125 Simplifying x = -2.1475782125Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.2586893235, -2.1475782125}
| C^3+216x^15= | | 3y+7=2y-3 | | 2d^2+7d-2=0 | | 8a^3-27b^3= | | 5(x+2)-2x=(-17) | | (14h^4+5h^3)-(9h^4+2h^3)= | | 4(4)(-3)(-4)= | | Y^9+c^6= | | A^6-8= | | A^2-8= | | 2z^2-196c^2= | | 4x+6(x-5)=20 | | 7=2x+1 | | 32a^2-50b^2= | | 9x+2=10x | | -7(-7x+9)=5 | | 2p+8=-9+8p | | 9x-19=62 | | (2g^4-3g+9)+(-g^3+12g)= | | 2yz^4-50yz^2= | | 8x+21=93 | | S^4t^2-4t^2= | | 7x^2-140=0 | | -r^2s^2+81= | | -2a^2-4a^3= | | 5x^2y-20y=0 | | 2x^2+4x-21=0 | | 9x+1=10x-5 | | 7w^2+4w-3w^2= | | 2xy^3-10x= | | 4.5*35= | | (5y+6)-(3+4y)=10 |