If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 4x2 + 17x + -27 = 0 Reorder the terms: -27 + 17x + 4x2 = 0 Solving -27 + 17x + 4x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 4 the coefficient of the squared term: Divide each side by '4'. -6.75 + 4.25x + x2 = 0 Move the constant term to the right: Add '6.75' to each side of the equation. -6.75 + 4.25x + 6.75 + x2 = 0 + 6.75 Reorder the terms: -6.75 + 6.75 + 4.25x + x2 = 0 + 6.75 Combine like terms: -6.75 + 6.75 = 0.00 0.00 + 4.25x + x2 = 0 + 6.75 4.25x + x2 = 0 + 6.75 Combine like terms: 0 + 6.75 = 6.75 4.25x + x2 = 6.75 The x term is 4.25x. Take half its coefficient (2.125). Square it (4.515625) and add it to both sides. Add '4.515625' to each side of the equation. 4.25x + 4.515625 + x2 = 6.75 + 4.515625 Reorder the terms: 4.515625 + 4.25x + x2 = 6.75 + 4.515625 Combine like terms: 6.75 + 4.515625 = 11.265625 4.515625 + 4.25x + x2 = 11.265625 Factor a perfect square on the left side: (x + 2.125)(x + 2.125) = 11.265625 Calculate the square root of the right side: 3.356430396 Break this problem into two subproblems by setting (x + 2.125) equal to 3.356430396 and -3.356430396.Subproblem 1
x + 2.125 = 3.356430396 Simplifying x + 2.125 = 3.356430396 Reorder the terms: 2.125 + x = 3.356430396 Solving 2.125 + x = 3.356430396 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.125' to each side of the equation. 2.125 + -2.125 + x = 3.356430396 + -2.125 Combine like terms: 2.125 + -2.125 = 0.000 0.000 + x = 3.356430396 + -2.125 x = 3.356430396 + -2.125 Combine like terms: 3.356430396 + -2.125 = 1.231430396 x = 1.231430396 Simplifying x = 1.231430396Subproblem 2
x + 2.125 = -3.356430396 Simplifying x + 2.125 = -3.356430396 Reorder the terms: 2.125 + x = -3.356430396 Solving 2.125 + x = -3.356430396 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.125' to each side of the equation. 2.125 + -2.125 + x = -3.356430396 + -2.125 Combine like terms: 2.125 + -2.125 = 0.000 0.000 + x = -3.356430396 + -2.125 x = -3.356430396 + -2.125 Combine like terms: -3.356430396 + -2.125 = -5.481430396 x = -5.481430396 Simplifying x = -5.481430396Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.231430396, -5.481430396}
| -.4x=-30 | | 5x+4+5x=114 | | x^5-16x-76=0 | | 3+8*(9-2)2= | | 3x-1=180 | | r-8.5=-6.3 | | 6r^2+29r-42= | | 9x^2-x-9=0 | | 2x^2-14x+49=0 | | 46=2(12)+2b | | 8=6x+x+8 | | 2x+4=-14 | | 10x^2-18+3x=0 | | -x^2+5x+8=0 | | 7z+13=3+5 | | -8+n=1-4n | | -4x=14 | | 2xy-3y=7 | | 3X+4-7X=-10-3X | | 20x+10y=9500 | | 25x+10y=12050 | | 5x+12x=0 | | 6x^2-15=9 | | X^3-8x=-x | | 3x^2+30=273 | | x^2-21=100 | | y=-2x^2+4x-2 | | 0.875-2x=1.75 | | 2=-8y+5(y+4) | | h(t)=20+32t-16t^2 | | 4x+0.9=3 | | 5+5+3=73 |