If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + 8x + -19 = 0 Reorder the terms: -19 + 8x + x2 = 0 Solving -19 + 8x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '19' to each side of the equation. -19 + 8x + 19 + x2 = 0 + 19 Reorder the terms: -19 + 19 + 8x + x2 = 0 + 19 Combine like terms: -19 + 19 = 0 0 + 8x + x2 = 0 + 19 8x + x2 = 0 + 19 Combine like terms: 0 + 19 = 19 8x + x2 = 19 The x term is 8x. Take half its coefficient (4). Square it (16) and add it to both sides. Add '16' to each side of the equation. 8x + 16 + x2 = 19 + 16 Reorder the terms: 16 + 8x + x2 = 19 + 16 Combine like terms: 19 + 16 = 35 16 + 8x + x2 = 35 Factor a perfect square on the left side: (x + 4)(x + 4) = 35 Calculate the square root of the right side: 5.916079783 Break this problem into two subproblems by setting (x + 4) equal to 5.916079783 and -5.916079783.Subproblem 1
x + 4 = 5.916079783 Simplifying x + 4 = 5.916079783 Reorder the terms: 4 + x = 5.916079783 Solving 4 + x = 5.916079783 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = 5.916079783 + -4 Combine like terms: 4 + -4 = 0 0 + x = 5.916079783 + -4 x = 5.916079783 + -4 Combine like terms: 5.916079783 + -4 = 1.916079783 x = 1.916079783 Simplifying x = 1.916079783Subproblem 2
x + 4 = -5.916079783 Simplifying x + 4 = -5.916079783 Reorder the terms: 4 + x = -5.916079783 Solving 4 + x = -5.916079783 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = -5.916079783 + -4 Combine like terms: 4 + -4 = 0 0 + x = -5.916079783 + -4 x = -5.916079783 + -4 Combine like terms: -5.916079783 + -4 = -9.916079783 x = -9.916079783 Simplifying x = -9.916079783Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.916079783, -9.916079783}
| 7y=-49 | | 2r^2+19r+45=0 | | 4t-8x+2t= | | 3z-1=5-4z | | 23x+7-26x=3-5 | | -4-9=-5-6x | | r^2-3r=0 | | 15x^2+28xy+5y^2= | | 3(5)+4y= | | 3(5)+4y=12 | | -35-15-10=4x-14x | | 3y=-36 | | 9x^3-108x^2+x-12=0 | | 4y=-52 | | 10x+20(106-x)=1640 | | 5x+3y=19 | | y=x-cos(x+x^2) | | 2x-5=5x-17 | | 8x-6-x^2=0 | | 3x=9x+13 | | 5x+14=89 | | y=x-cos(x-x^2) | | 6x(5x)= | | X+-3=20 | | x-1.2=1.9 | | 2x-4(x-5)=2(10-x) | | 5x+14-4x=-3-12 | | 12n=5+11n | | 131-7x=38x+16 | | 9x=3(6x+15) | | 8w=5w+21 | | 27y=13(2y+14) |