If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -1(x2 + 4x + -4) = x + 2x2 + -4 + (x) Reorder the terms: -1(-4 + 4x + x2) = x + 2x2 + -4 + (x) (-4 * -1 + 4x * -1 + x2 * -1) = x + 2x2 + -4 + (x) (4 + -4x + -1x2) = x + 2x2 + -4 + (x) 4 + -4x + -1x2 = x + 2x2 + -4 + x Reorder the terms: 4 + -4x + -1x2 = -4 + x + x + 2x2 Combine like terms: x + x = 2x 4 + -4x + -1x2 = -4 + 2x + 2x2 Solving 4 + -4x + -1x2 = -4 + 2x + 2x2 Solving for variable 'x'. Reorder the terms: 4 + 4 + -4x + -2x + -1x2 + -2x2 = -4 + 2x + 2x2 + 4 + -2x + -2x2 Combine like terms: 4 + 4 = 8 8 + -4x + -2x + -1x2 + -2x2 = -4 + 2x + 2x2 + 4 + -2x + -2x2 Combine like terms: -4x + -2x = -6x 8 + -6x + -1x2 + -2x2 = -4 + 2x + 2x2 + 4 + -2x + -2x2 Combine like terms: -1x2 + -2x2 = -3x2 8 + -6x + -3x2 = -4 + 2x + 2x2 + 4 + -2x + -2x2 Reorder the terms: 8 + -6x + -3x2 = -4 + 4 + 2x + -2x + 2x2 + -2x2 Combine like terms: -4 + 4 = 0 8 + -6x + -3x2 = 0 + 2x + -2x + 2x2 + -2x2 8 + -6x + -3x2 = 2x + -2x + 2x2 + -2x2 Combine like terms: 2x + -2x = 0 8 + -6x + -3x2 = 0 + 2x2 + -2x2 8 + -6x + -3x2 = 2x2 + -2x2 Combine like terms: 2x2 + -2x2 = 0 8 + -6x + -3x2 = 0 Begin completing the square. Divide all terms by -3 the coefficient of the squared term: Divide each side by '-3'. -2.666666667 + 2x + x2 = 0 Move the constant term to the right: Add '2.666666667' to each side of the equation. -2.666666667 + 2x + 2.666666667 + x2 = 0 + 2.666666667 Reorder the terms: -2.666666667 + 2.666666667 + 2x + x2 = 0 + 2.666666667 Combine like terms: -2.666666667 + 2.666666667 = 0.000000000 0.000000000 + 2x + x2 = 0 + 2.666666667 2x + x2 = 0 + 2.666666667 Combine like terms: 0 + 2.666666667 = 2.666666667 2x + x2 = 2.666666667 The x term is 2x. Take half its coefficient (1). Square it (1) and add it to both sides. Add '1' to each side of the equation. 2x + 1 + x2 = 2.666666667 + 1 Reorder the terms: 1 + 2x + x2 = 2.666666667 + 1 Combine like terms: 2.666666667 + 1 = 3.666666667 1 + 2x + x2 = 3.666666667 Factor a perfect square on the left side: (x + 1)(x + 1) = 3.666666667 Calculate the square root of the right side: 1.914854216 Break this problem into two subproblems by setting (x + 1) equal to 1.914854216 and -1.914854216.Subproblem 1
x + 1 = 1.914854216 Simplifying x + 1 = 1.914854216 Reorder the terms: 1 + x = 1.914854216 Solving 1 + x = 1.914854216 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 1.914854216 + -1 Combine like terms: 1 + -1 = 0 0 + x = 1.914854216 + -1 x = 1.914854216 + -1 Combine like terms: 1.914854216 + -1 = 0.914854216 x = 0.914854216 Simplifying x = 0.914854216Subproblem 2
x + 1 = -1.914854216 Simplifying x + 1 = -1.914854216 Reorder the terms: 1 + x = -1.914854216 Solving 1 + x = -1.914854216 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = -1.914854216 + -1 Combine like terms: 1 + -1 = 0 0 + x = -1.914854216 + -1 x = -1.914854216 + -1 Combine like terms: -1.914854216 + -1 = -2.914854216 x = -2.914854216 Simplifying x = -2.914854216Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.914854216, -2.914854216}
| -30x-2x=6-8x | | -9X^2-69x+174=0 | | 6X^3-6X^2-72x=0 | | h=-36t^2+at+b | | 9b+10=12b-24 | | 2X^3-22X^2-52x=0 | | 13m+19=6 | | 3x^2+54x-57=0 | | t^4+12t^3+78t^2+252t+272=0 | | 48=X/3+12 | | 8X-(5+3x)=61 | | 3x-11=-44-8x | | 5x+6=3(2x-1) | | 3x-(x-12)=26 | | 6+(x+10)=25 | | 7-10x=73-31x | | -83-7=8x+22 | | 6+5x=50-x | | n*2=10 | | 3x+4y=600 | | 2p+4q=22 | | 3p+4q=22 | | 2x+26=8x+10 | | (4X-1)/X=0 | | 3x+4x=600 | | x-y=100 | | (u-1)(u+6)= | | 2x+7x=410 | | 2a^2=b | | x-.14(x)=260.00 | | x^2-7xy+12y^2= | | (3125)x=(125)2/5 |