If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 12x2 + 2x + -15 = 0 Reorder the terms: -15 + 2x + 12x2 = 0 Solving -15 + 2x + 12x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 12 the coefficient of the squared term: Divide each side by '12'. -1.25 + 0.1666666667x + x2 = 0 Move the constant term to the right: Add '1.25' to each side of the equation. -1.25 + 0.1666666667x + 1.25 + x2 = 0 + 1.25 Reorder the terms: -1.25 + 1.25 + 0.1666666667x + x2 = 0 + 1.25 Combine like terms: -1.25 + 1.25 = 0.00 0.00 + 0.1666666667x + x2 = 0 + 1.25 0.1666666667x + x2 = 0 + 1.25 Combine like terms: 0 + 1.25 = 1.25 0.1666666667x + x2 = 1.25 The x term is 0.1666666667x. Take half its coefficient (0.08333333335). Square it (0.006944444447) and add it to both sides. Add '0.006944444447' to each side of the equation. 0.1666666667x + 0.006944444447 + x2 = 1.25 + 0.006944444447 Reorder the terms: 0.006944444447 + 0.1666666667x + x2 = 1.25 + 0.006944444447 Combine like terms: 1.25 + 0.006944444447 = 1.256944444447 0.006944444447 + 0.1666666667x + x2 = 1.256944444447 Factor a perfect square on the left side: (x + 0.08333333335)(x + 0.08333333335) = 1.256944444447 Calculate the square root of the right side: 1.121135337 Break this problem into two subproblems by setting (x + 0.08333333335) equal to 1.121135337 and -1.121135337.Subproblem 1
x + 0.08333333335 = 1.121135337 Simplifying x + 0.08333333335 = 1.121135337 Reorder the terms: 0.08333333335 + x = 1.121135337 Solving 0.08333333335 + x = 1.121135337 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.08333333335' to each side of the equation. 0.08333333335 + -0.08333333335 + x = 1.121135337 + -0.08333333335 Combine like terms: 0.08333333335 + -0.08333333335 = 0.00000000000 0.00000000000 + x = 1.121135337 + -0.08333333335 x = 1.121135337 + -0.08333333335 Combine like terms: 1.121135337 + -0.08333333335 = 1.03780200365 x = 1.03780200365 Simplifying x = 1.03780200365Subproblem 2
x + 0.08333333335 = -1.121135337 Simplifying x + 0.08333333335 = -1.121135337 Reorder the terms: 0.08333333335 + x = -1.121135337 Solving 0.08333333335 + x = -1.121135337 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.08333333335' to each side of the equation. 0.08333333335 + -0.08333333335 + x = -1.121135337 + -0.08333333335 Combine like terms: 0.08333333335 + -0.08333333335 = 0.00000000000 0.00000000000 + x = -1.121135337 + -0.08333333335 x = -1.121135337 + -0.08333333335 Combine like terms: -1.121135337 + -0.08333333335 = -1.20446867035 x = -1.20446867035 Simplifying x = -1.20446867035Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.03780200365, -1.20446867035}
| x^2-7=14-2x^2 | | 3x=105 | | 3(3(-9)+5)-7=89 | | x^2+5x+14=0 | | 12x^2=75 | | 10z^5-14z^2=0 | | t^3-6t^2-12t-8=0 | | 2x^3-5x^2-6x+4=0 | | 25x^2-20x=-3 | | 2x^2-5x^2-6x+4=0 | | x^3=400x | | 20=44-8(2+(-1)) | | 6x+2=5(x-4)+8 | | 7-7x+10+4x+4x-3=5+3*4 | | 38=30-2(-3-1) | | X-46=3x | | 4(5x+2)-4x+7= | | 7x+3(x+2)=19 | | 8x-8+4x=1-7x-9 | | 15=10p-2-3p | | 5x+15=3x+29 | | 2x^2-11x+9=0 | | 2x(4+7)-8+5=156-46 | | (4a-1)(a-2)=7a-5 | | 2x+5=x+15 | | 9x+5y=75 | | 4((4)+1)=20 | | 2x^2-7=-105 | | 9x-5y=75 | | 12x=x-(6-13x) | | 6(x-2)-8x= | | 5x+6=25y |