If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + 4x + -280 = 0 Reorder the terms: -280 + 4x + x2 = 0 Solving -280 + 4x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '280' to each side of the equation. -280 + 4x + 280 + x2 = 0 + 280 Reorder the terms: -280 + 280 + 4x + x2 = 0 + 280 Combine like terms: -280 + 280 = 0 0 + 4x + x2 = 0 + 280 4x + x2 = 0 + 280 Combine like terms: 0 + 280 = 280 4x + x2 = 280 The x term is 4x. Take half its coefficient (2). Square it (4) and add it to both sides. Add '4' to each side of the equation. 4x + 4 + x2 = 280 + 4 Reorder the terms: 4 + 4x + x2 = 280 + 4 Combine like terms: 280 + 4 = 284 4 + 4x + x2 = 284 Factor a perfect square on the left side: (x + 2)(x + 2) = 284 Calculate the square root of the right side: 16.852299546 Break this problem into two subproblems by setting (x + 2) equal to 16.852299546 and -16.852299546.Subproblem 1
x + 2 = 16.852299546 Simplifying x + 2 = 16.852299546 Reorder the terms: 2 + x = 16.852299546 Solving 2 + x = 16.852299546 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 16.852299546 + -2 Combine like terms: 2 + -2 = 0 0 + x = 16.852299546 + -2 x = 16.852299546 + -2 Combine like terms: 16.852299546 + -2 = 14.852299546 x = 14.852299546 Simplifying x = 14.852299546Subproblem 2
x + 2 = -16.852299546 Simplifying x + 2 = -16.852299546 Reorder the terms: 2 + x = -16.852299546 Solving 2 + x = -16.852299546 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = -16.852299546 + -2 Combine like terms: 2 + -2 = 0 0 + x = -16.852299546 + -2 x = -16.852299546 + -2 Combine like terms: -16.852299546 + -2 = -18.852299546 x = -18.852299546 Simplifying x = -18.852299546Solution
The solution to the problem is based on the solutions from the subproblems. x = {14.852299546, -18.852299546}
| -270x=-500 | | f(x)=9x^4+8x^3-6x^2+2x | | 8[6-(-4x-1)]=64x+64 | | (X+4)-(2x-4)= | | a=h^2-4h | | 6/12=1/2= | | a=h^2-4 | | 4x-2=8x-13 | | 6x-2-8x+3=40x+8 | | -148=3(7x-8)+2 | | 7x/3=11 | | log(2x-1)-log(x-1)=x | | (5x-3)-(2x+1)= | | 450x-8000=720x-13000 | | -9(3m-9n+5p)= | | 2.5x-10=h | | 5m+7m-13=15m | | 2x+3x-7x= | | (a+b^2)=a^2+2ab+b^2 | | -8-2(3-9)=0 | | (-3x+2)+(5x-1)= | | ((5x)/4)-(1/5)=1-(2/5)(x-(1/10)) | | -113=-7(-2x+3) | | (X^2-5x+4)(x^2+7x-3)= | | 15x+10+5x=8 | | (5-3x)+(2x+4)= | | .75x-.2x+.8=5x | | 2x+3-4= | | 4x^2-21xy-25y^2=0 | | 36=.44*w | | 3x+5x+15=10 | | X(5x-2)+x(2x-3)=(7x+8)(x-3) |