If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 0 = -3x2 + 12x + -7 Reorder the terms: 0 = -7 + 12x + -3x2 Solving 0 = -7 + 12x + -3x2 Solving for variable 'x'. Combine like terms: 0 + 7 = 7 7 + -12x + 3x2 = -7 + 12x + -3x2 + 7 + -12x + 3x2 Reorder the terms: 7 + -12x + 3x2 = -7 + 7 + 12x + -12x + -3x2 + 3x2 Combine like terms: -7 + 7 = 0 7 + -12x + 3x2 = 0 + 12x + -12x + -3x2 + 3x2 7 + -12x + 3x2 = 12x + -12x + -3x2 + 3x2 Combine like terms: 12x + -12x = 0 7 + -12x + 3x2 = 0 + -3x2 + 3x2 7 + -12x + 3x2 = -3x2 + 3x2 Combine like terms: -3x2 + 3x2 = 0 7 + -12x + 3x2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 2.333333333 + -4x + x2 = 0 Move the constant term to the right: Add '-2.333333333' to each side of the equation. 2.333333333 + -4x + -2.333333333 + x2 = 0 + -2.333333333 Reorder the terms: 2.333333333 + -2.333333333 + -4x + x2 = 0 + -2.333333333 Combine like terms: 2.333333333 + -2.333333333 = 0.000000000 0.000000000 + -4x + x2 = 0 + -2.333333333 -4x + x2 = 0 + -2.333333333 Combine like terms: 0 + -2.333333333 = -2.333333333 -4x + x2 = -2.333333333 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 = -2.333333333 + 4 Reorder the terms: 4 + -4x + x2 = -2.333333333 + 4 Combine like terms: -2.333333333 + 4 = 1.666666667 4 + -4x + x2 = 1.666666667 Factor a perfect square on the left side: (x + -2)(x + -2) = 1.666666667 Calculate the square root of the right side: 1.290994449 Break this problem into two subproblems by setting (x + -2) equal to 1.290994449 and -1.290994449.Subproblem 1
x + -2 = 1.290994449 Simplifying x + -2 = 1.290994449 Reorder the terms: -2 + x = 1.290994449 Solving -2 + x = 1.290994449 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 = 1.290994449 + 2 Combine like terms: -2 + 2 = 0 0 + x = 1.290994449 + 2 x = 1.290994449 + 2 Combine like terms: 1.290994449 + 2 = 3.290994449 x = 3.290994449 Simplifying x = 3.290994449Subproblem 2
x + -2 = -1.290994449 Simplifying x + -2 = -1.290994449 Reorder the terms: -2 + x = -1.290994449 Solving -2 + x = -1.290994449 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 = -1.290994449 + 2 Combine like terms: -2 + 2 = 0 0 + x = -1.290994449 + 2 x = -1.290994449 + 2 Combine like terms: -1.290994449 + 2 = 0.709005551 x = 0.709005551 Simplifying x = 0.709005551Solution
The solution to the problem is based on the solutions from the subproblems. x = {3.290994449, 0.709005551}
| 7x^2-24x=0 | | 11x-18x=0 | | 5y-3x=24solvefry | | -3[3x-(2x+5)]=-4-[3(2x-4)-3x] | | 30x+25=35x | | 5y-3x=24 | | 7[2-(3+4x)]-2x=-9+2(1-15x) | | 10x^3-640=0 | | 2x^3-5x^2=12x | | 3y-10=4-4y | | b^2+3b+28= | | 6v+8v=6+8v | | 5-3h=2 | | a+4b=4 | | 5-3h-2= | | 8x-4y=-4 | | 5x-3=2x-8 | | a+8b=16 | | 28n^2+4n=0 | | 28n^2+5n=0 | | 5v=.333333333333 | | 2(p+2)=1.8-2-0.2(p+5) | | 2+3p=14 | | 10+6c-20=6 | | 10+6c-20=-6 | | 4y-1=-21 | | x+4(x+2)=58 | | 6x=-1.2 | | x^4-9x^2-4x+12= | | -20-1=-3v+6v | | 52=6x+10 | | y^3=12 |