If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -8x + -8 + x2 = 0 Reorder the terms: -8 + -8x + x2 = 0 Solving -8 + -8x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '8' to each side of the equation. -8 + -8x + 8 + x2 = 0 + 8 Reorder the terms: -8 + 8 + -8x + x2 = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -8x + x2 = 0 + 8 -8x + x2 = 0 + 8 Combine like terms: 0 + 8 = 8 -8x + x2 = 8 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 = 8 + 16 Reorder the terms: 16 + -8x + x2 = 8 + 16 Combine like terms: 8 + 16 = 24 16 + -8x + x2 = 24 Factor a perfect square on the left side: (x + -4)(x + -4) = 24 Calculate the square root of the right side: 4.898979486 Break this problem into two subproblems by setting (x + -4) equal to 4.898979486 and -4.898979486.Subproblem 1
x + -4 = 4.898979486 Simplifying x + -4 = 4.898979486 Reorder the terms: -4 + x = 4.898979486 Solving -4 + x = 4.898979486 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 = 4.898979486 + 4 Combine like terms: -4 + 4 = 0 0 + x = 4.898979486 + 4 x = 4.898979486 + 4 Combine like terms: 4.898979486 + 4 = 8.898979486 x = 8.898979486 Simplifying x = 8.898979486Subproblem 2
x + -4 = -4.898979486 Simplifying x + -4 = -4.898979486 Reorder the terms: -4 + x = -4.898979486 Solving -4 + x = -4.898979486 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 = -4.898979486 + 4 Combine like terms: -4 + 4 = 0 0 + x = -4.898979486 + 4 x = -4.898979486 + 4 Combine like terms: -4.898979486 + 4 = -0.898979486 x = -0.898979486 Simplifying x = -0.898979486Solution
The solution to the problem is based on the solutions from the subproblems. x = {8.898979486, -0.898979486}
| -3y=7x-21 | | (7n-2)-(-3n+1)=-3(1-3n) | | 6n-5=3n | | 4u-5=3(4-u)-3 | | -18x^3-50x=0 | | -2x+10x=0 | | 100-2x=140-6x | | 20+10y=18 | | 2(-5b)=3(b+13) | | -4x+7+5x=2+x+5 | | 7(-5-5x)=245 | | x^2-9x-160=0 | | 5[-4(3x+5)+3(5x-4)]= | | 6x-16=68 | | 10(n+20)-12n=100 | | 6x=9(3+x) | | 9x=18x-14 | | 210t-68=56t-1,164 | | 2-.76k=.125k+9 | | 4x+6-2x=7+3x-6 | | -8y-6=x | | 50k+90=40k+12 | | (x)(y)=147 | | 16.08+0.12x=16.58+0.08x | | -37+7a=150 | | 3x+4=8X-5 | | 8+6x-2-4x=4x+2+3x+3-6x | | 9x^2+640x-5500=0 | | 6x+8x-63=42-7x | | -3+bx=12 | | 5y+2=5y | | 4x-30=2x+10 |