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 + -361 = 0 Reorder the terms: -361 + 4x + x2 = 0 Solving -361 + 4x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '361' to each side of the equation. -361 + 4x + 361 + x2 = 0 + 361 Reorder the terms: -361 + 361 + 4x + x2 = 0 + 361 Combine like terms: -361 + 361 = 0 0 + 4x + x2 = 0 + 361 4x + x2 = 0 + 361 Combine like terms: 0 + 361 = 361 4x + x2 = 361 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 = 361 + 4 Reorder the terms: 4 + 4x + x2 = 361 + 4 Combine like terms: 361 + 4 = 365 4 + 4x + x2 = 365 Factor a perfect square on the left side: (x + 2)(x + 2) = 365 Calculate the square root of the right side: 19.104973175 Break this problem into two subproblems by setting (x + 2) equal to 19.104973175 and -19.104973175.Subproblem 1
x + 2 = 19.104973175 Simplifying x + 2 = 19.104973175 Reorder the terms: 2 + x = 19.104973175 Solving 2 + x = 19.104973175 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 = 19.104973175 + -2 Combine like terms: 2 + -2 = 0 0 + x = 19.104973175 + -2 x = 19.104973175 + -2 Combine like terms: 19.104973175 + -2 = 17.104973175 x = 17.104973175 Simplifying x = 17.104973175Subproblem 2
x + 2 = -19.104973175 Simplifying x + 2 = -19.104973175 Reorder the terms: 2 + x = -19.104973175 Solving 2 + x = -19.104973175 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 = -19.104973175 + -2 Combine like terms: 2 + -2 = 0 0 + x = -19.104973175 + -2 x = -19.104973175 + -2 Combine like terms: -19.104973175 + -2 = -21.104973175 x = -21.104973175 Simplifying x = -21.104973175Solution
The solution to the problem is based on the solutions from the subproblems. x = {17.104973175, -21.104973175}
| -113-7x=5x+43 | | log(x-6)+log(x-4)-logx=2 | | -9-4x=-3x+14 | | -39+8x=57+4x | | 4/5r-5=-15 | | 33.2=2.1x+9.7 | | 5m^3+4mn-5m^2+4n= | | 0.3x^2=2.4x+0.3 | | -8=32-5g | | 7m^2+km-5= | | 4/5r-5=15 | | -4x+2y=28 | | x^3-10x^2+21x= | | x^7-10x^2+21x= | | 12-5a=-48 | | x^2+2x-11=-8 | | 66x-7=3 | | 2x-3/4=5/6 | | 2(x-10)=130 | | 12x^2+80x-28= | | x+2x-6=12 | | 3x-6=-36 | | 2(x+10)=130 | | 256=x+(x+11)+(x+13) | | 2x-10=-20 | | 9x^3+66x^2-48x=0 | | -4-y=0 | | .3(2x-1)-2.3=.04(x+5) | | x+10(x+2)=130 | | h=-16t^2+135t | | -2-y=0 | | 5x+8=-52 |