If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -40x + -20 = 0 Reorder the terms: -20 + -40x + x2 = 0 Solving -20 + -40x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '20' to each side of the equation. -20 + -40x + 20 + x2 = 0 + 20 Reorder the terms: -20 + 20 + -40x + x2 = 0 + 20 Combine like terms: -20 + 20 = 0 0 + -40x + x2 = 0 + 20 -40x + x2 = 0 + 20 Combine like terms: 0 + 20 = 20 -40x + x2 = 20 The x term is -40x. Take half its coefficient (-20). Square it (400) and add it to both sides. Add '400' to each side of the equation. -40x + 400 + x2 = 20 + 400 Reorder the terms: 400 + -40x + x2 = 20 + 400 Combine like terms: 20 + 400 = 420 400 + -40x + x2 = 420 Factor a perfect square on the left side: (x + -20)(x + -20) = 420 Calculate the square root of the right side: 20.493901532 Break this problem into two subproblems by setting (x + -20) equal to 20.493901532 and -20.493901532.Subproblem 1
x + -20 = 20.493901532 Simplifying x + -20 = 20.493901532 Reorder the terms: -20 + x = 20.493901532 Solving -20 + x = 20.493901532 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '20' to each side of the equation. -20 + 20 + x = 20.493901532 + 20 Combine like terms: -20 + 20 = 0 0 + x = 20.493901532 + 20 x = 20.493901532 + 20 Combine like terms: 20.493901532 + 20 = 40.493901532 x = 40.493901532 Simplifying x = 40.493901532Subproblem 2
x + -20 = -20.493901532 Simplifying x + -20 = -20.493901532 Reorder the terms: -20 + x = -20.493901532 Solving -20 + x = -20.493901532 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '20' to each side of the equation. -20 + 20 + x = -20.493901532 + 20 Combine like terms: -20 + 20 = 0 0 + x = -20.493901532 + 20 x = -20.493901532 + 20 Combine like terms: -20.493901532 + 20 = -0.493901532 x = -0.493901532 Simplifying x = -0.493901532Solution
The solution to the problem is based on the solutions from the subproblems. x = {40.493901532, -0.493901532}
| (2x-1)dx+(3y+6)dy=0 | | 3x-5=2y-10 | | 54y^2-y^4+3y^3=0 | | x-(0.18*x)=y | | x^2+18x+80=-6 | | A^2f^2+11af+28=0 | | r^3+24r^2+144r=0 | | -12c=-5 | | 18R-10=26 | | X^5+8=10 | | S^2-17s+70=0 | | -96=-6n | | 2c+15u= | | r^3+24r+144r=0 | | 12x^2+27x+6=0 | | 6q=-30 | | 2c=15u | | 13y-19y= | | 69=-4W+17 | | 5(-3x+6)=60 | | 2x-13+3x+4=36 | | 15x-7=12x+8 | | 16x^4+16x^3+8x^2-4x+1=0 | | 2(x+2)(4x-3)=0 | | x-(0.08*x)=y | | 3.5x+52.8=11.6-6.8x | | 4t+2= | | 3.3+0.7= | | 6sec^2x-24=0 | | 25+z=30 | | 8.5-7= | | 4x^2-23x-500=0 |